3623657472 has 280 divisors, whose sum is σ = 11164555776. Its totient is φ = 1170505728.

The previous prime is 3623657461. The next prime is 3623657483. The reversal of 3623657472 is 2747563263.

3623657472 is a `hidden beast` number, since 3 + 6 + 2 + 3 + 6 + 574 + 72 = 666.

It is an interprime number because it is at equal distance from previous prime (3623657461) and next prime (3623657483).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28532673 + ... + 28532799.

Almost surely, 2^3623657472 is an apocalyptic number.

3623657472 is a gapful number since it is divisible by the number (32) 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 3623657472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5582277888).

3623657472 is an abundant number, since it is smaller than the sum of its proper divisors (7540898304).

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

3623657472 is an equidigital number, since it uses as much as digits as its factorization.

3623657472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 175 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The square root of 3623657472 is about 60196.8227732993. The cubic root of 3623657472 is about 1535.9687493642.

The spelling of 3623657472 in words is "three billion, six hundred twenty-three million, six hundred fifty-seven thousand, four hundred seventy-two".