10861542 has 24 divisors (see below), whose sum is σ = 24082344. Its totient is φ = 3536064.

The previous prime is 10861537. The next prime is 10861549. The reversal of 10861542 is 24516801.

10861542 is a `hidden beast` number, since 1 + 0 + 8 + 615 + 42 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10861549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6243 + ... + 7790.

It is an arithmetic number, because the mean of its divisors is an integer number (1003431).

Almost surely, 2^10861542 is an apocalyptic number.

10861542 is an abundant number, since it is smaller than the sum of its proper divisors (13220802).

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

10861542 is a wasteful number, since it uses less digits than its factorization.

10861542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14084 (or 14081 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 10861542 is about 3295.6853611958. The cubic root of 10861542 is about 221.4609517287.

It can be divided in two parts, 1086 and 1542, that added together give a triangular number (2628 = T₇₂).

The spelling of 10861542 in words is "ten million, eight hundred sixty-one thousand, five hundred forty-two".