46886991 has 4 divisors (see below), whose sum is σ = 62515992. Its totient is φ = 31257992.

The previous prime is 46886981. The next prime is 46886993. The reversal of 46886991 is 19968864.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46886991 - 2⁷ = 46886863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46886993) 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, 7814496 + ... + 7814501.

It is an arithmetic number, because the mean of its divisors is an integer number (15628998).

Almost surely, 2^46886991 is an apocalyptic number.

46886991 is a deficient number, since it is larger than the sum of its proper divisors (15629001).

46886991 is a wasteful number, since it uses less digits than its factorization.

46886991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15629000.

The product of its digits is 746496, while the sum is 51.

The square root of 46886991 is about 6847.4076116440. The cubic root of 46886991 is about 360.5931348705.

The spelling of 46886991 in words is "forty-six million, eight hundred eighty-six thousand, nine hundred ninety-one".