10640542 has 16 divisors (see below), whose sum is σ = 17467632. Its totient is φ = 4821120.

The previous prime is 10640527. The next prime is 10640543. The reversal of 10640542 is 24504601.

10640542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10640542² = 226442268107528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8968 + ... + 10084.

It is an arithmetic number, because the mean of its divisors is an integer number (1091727).

Almost surely, 2^10640542 is an apocalyptic number.

10640542 is a deficient number, since it is larger than the sum of its proper divisors (6827090).

10640542 is a wasteful number, since it uses less digits than its factorization.

10640542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 10640542 is about 3261.9843653825. The cubic root of 10640542 is about 219.9486243670.

The spelling of 10640542 in words is "ten million, six hundred forty thousand, five hundred forty-two".