20152674 has 24 divisors (see below), whose sum is σ = 43897932. Its totient is φ = 6681600.

The previous prime is 20152621. The next prime is 20152703. The reversal of 20152674 is 47625102.

It can be written as a sum of positive squares in 2 ways, for example, as 19421649 + 731025 = 4407^2 + 855^2 .

It is a super-2 number, since 2×20152674² = 812260538700552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 574 + ... + 6374.

Almost surely, 2^20152674 is an apocalyptic number.

20152674 is an abundant number, since it is smaller than the sum of its proper divisors (23745258).

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

20152674 is a wasteful number, since it uses less digits than its factorization.

20152674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002 (or 5999 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 20152674 is about 4489.1729750590. The cubic root of 20152674 is about 272.1307131976.

Adding to 20152674 its reverse (47625102), we get a palindrome (67777776).

The spelling of 20152674 in words is "twenty million, one hundred fifty-two thousand, six hundred seventy-four".