2261022504 has 32 divisors (see below), whose sum is σ = 6087369120. Its totient is φ = 695699136.

The previous prime is 2261022493. The next prime is 2261022563. The reversal of 2261022504 is 4052201622.

It is a happy number.

It is a super-2 number, since 2×2261022504² = 10224445527188860032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3623122 + ... + 3623745.

It is an arithmetic number, because the mean of its divisors is an integer number (190230285).

Almost surely, 2^2261022504 is an apocalyptic number.

2261022504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2261022504 is an abundant number, since it is smaller than the sum of its proper divisors (3826346616).

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

2261022504 is a wasteful number, since it uses less digits than its factorization.

2261022504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7246889 (or 7246885 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2261022504 is about 47550.2103465379. The cubic root of 2261022504 is about 1312.5069999808.

The spelling of 2261022504 in words is "two billion, two hundred sixty-one million, twenty-two thousand, five hundred four".