245266100 has 72 divisors (see below), whose sum is σ = 550048128. Its totient is φ = 94867200.

The previous prime is 245266097. The next prime is 245266103. The reversal of 245266100 is 1662542.

It is an interprime number because it is at equal distance from previous prime (245266097) and next prime (245266103).

It is a super-3 number, since 3×245266100³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245266100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245266103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 668117 + ... + 668483.

Almost surely, 2^245266100 is an apocalyptic number.

245266100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245266100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275024064).

245266100 is an abundant number, since it is smaller than the sum of its proper divisors (304782028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245266100 is a wasteful number, since it uses less digits than its factorization.

245266100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585 (or 578 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 245266100 is about 15660.9737883696. The cubic root of 245266100 is about 625.9589332960.

The spelling of 245266100 in words is "two hundred forty-five million, two hundred sixty-six thousand, one hundred".