10156540 has 12 divisors (see below), whose sum is σ = 21328776. Its totient is φ = 4062608.

The previous prime is 10156529. The next prime is 10156541. The reversal of 10156540 is 4565101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10156541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253894 + ... + 253933.

It is an arithmetic number, because the mean of its divisors is an integer number (1777398).

Almost surely, 2^10156540 is an apocalyptic number.

10156540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10156540 is an abundant number, since it is smaller than the sum of its proper divisors (11172236).

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

10156540 is a wasteful number, since it uses less digits than its factorization.

10156540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507836 (or 507834 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 10156540 is about 3186.9326946141. The cubic root of 10156540 is about 216.5618375205.

The spelling of 10156540 in words is "ten million, one hundred fifty-six thousand, five hundred forty".