47791158 has 32 divisors (see below), whose sum is σ = 98727552. Its totient is φ = 15412800.

The previous prime is 47791147. The next prime is 47791169. The reversal of 47791158 is 85119774.

It is an interprime number because it is at equal distance from previous prime (47791147) and next prime (47791169).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31485 + ... + 32967.

It is an arithmetic number, because the mean of its divisors is an integer number (3085236).

Almost surely, 2^47791158 is an apocalyptic number.

47791158 is an abundant number, since it is smaller than the sum of its proper divisors (50936394).

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

47791158 is a wasteful number, since it uses less digits than its factorization.

47791158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660.

The product of its digits is 70560, while the sum is 42.

The square root of 47791158 is about 6913.1149274405. The cubic root of 47791158 is about 362.8962813361.

The spelling of 47791158 in words is "forty-seven million, seven hundred ninety-one thousand, one hundred fifty-eight".