47661542 has 8 divisors (see below), whose sum is σ = 71545032. Its totient is φ = 23813200.

The previous prime is 47661527. The next prime is 47661577. The reversal of 47661542 is 24516674.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5084 + ... + 11007.

It is an arithmetic number, because the mean of its divisors is an integer number (8943129).

Almost surely, 2^47661542 is an apocalyptic number.

47661542 is a deficient number, since it is larger than the sum of its proper divisors (23883490).

47661542 is a wasteful number, since it uses less digits than its factorization.

47661542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17574.

The product of its digits is 40320, while the sum is 35.

The square root of 47661542 is about 6903.7339172364. The cubic root of 47661542 is about 362.5679099089.

The spelling of 47661542 in words is "forty-seven million, six hundred sixty-one thousand, five hundred forty-two".