245650944 has 320 divisors, whose sum is σ = 854802432. Its totient is φ = 60825600.

The previous prime is 245650927. The next prime is 245650949. The reversal of 245650944 is 449056542.

It is a happy number.

It is a super-2 number, since 2×245650944² = 120688772576182272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245650949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3666399 + ... + 3666465.

Almost surely, 2^245650944 is an apocalyptic number.

245650944 is a gapful number since it is divisible by the number (24) 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 245650944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (427401216).

245650944 is an abundant number, since it is smaller than the sum of its proper divisors (609151488).

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

245650944 is a wasteful number, since it uses less digits than its factorization.

245650944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 245650944 is about 15673.2556924208. The cubic root of 245650944 is about 626.2861570114.

The spelling of 245650944 in words is "two hundred forty-five million, six hundred fifty thousand, nine hundred forty-four".