10642530 has 16 divisors (see below), whose sum is σ = 25542144. Its totient is φ = 2838000.

The previous prime is 10642529. The next prime is 10642547. The reversal of 10642530 is 3524601.

It is a happy number.

It is a super-2 number, since 2×10642530² = 226526889601800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10642497 and 10642506.

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, 177346 + ... + 177405.

It is an arithmetic number, because the mean of its divisors is an integer number (1596384).

Almost surely, 2^10642530 is an apocalyptic number.

10642530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10642530 is an abundant number, since it is smaller than the sum of its proper divisors (14899614).

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

10642530 is a wasteful number, since it uses less digits than its factorization.

10642530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354761.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 10642530 is about 3262.2890736414. The cubic root of 10642530 is about 219.9623213710.

The spelling of 10642530 in words is "ten million, six hundred forty-two thousand, five hundred thirty".