2261607700 has 36 divisors (see below), whose sum is σ = 5353844832. Its totient is φ = 822402400.

The previous prime is 2261607637. The next prime is 2261607703. The reversal of 2261607700 is 77061622.

It is a super-2 number, since 2×2261607700² = 10229738777398580000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261607703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1026904 + ... + 1029103.

It is an arithmetic number, because the mean of its divisors is an integer number (148717912).

Almost surely, 2^2261607700 is an apocalyptic number.

2261607700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2261607700 is an abundant number, since it is smaller than the sum of its proper divisors (3092237132).

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

2261607700 is a wasteful number, since it uses less digits than its factorization.

2261607700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056032 (or 2056025 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 2261607700 is about 47556.3634017573. The cubic root of 2261607700 is about 1312.6202242102.

It can be divided in two parts, 2261 and 607700, that added together give a square (609961 = 781²).

The spelling of 2261607700 in words is "two billion, two hundred sixty-one million, six hundred seven thousand, seven hundred".