2265620700 has 144 divisors (see below), whose sum is σ = 7594791680. Its totient is φ = 510727680.

The previous prime is 2265620671. The next prime is 2265620711. The reversal of 2265620700 is 70265622.

2265620700 = T₃₄₅ + T₃₄₆ + ... + T₂₃₈₈.

It is a super-3 number, since 3×2265620700³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145911 + ... + 160689.

Almost surely, 2^2265620700 is an apocalyptic number.

2265620700 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 2265620700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3797395840).

2265620700 is an abundant number, since it is smaller than the sum of its proper divisors (5329170980).

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

2265620700 is a wasteful number, since it uses less digits than its factorization.

2265620700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14876 (or 14869 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 2265620700 is about 47598.5367422151. The cubic root of 2265620700 is about 1313.3961372104.

The spelling of 2265620700 in words is "two billion, two hundred sixty-five million, six hundred twenty thousand, seven hundred".