46904991 has 8 divisors (see below), whose sum is σ = 71474304. Its totient is φ = 26802840.

The previous prime is 46904987. The next prime is 46904993. The reversal of 46904991 is 19940964.

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

It is not a de Polignac number, because 46904991 - 2² = 46904987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46904993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116765 + ... + 1116806.

It is an arithmetic number, because the mean of its divisors is an integer number (8934288).

Almost surely, 2^46904991 is an apocalyptic number.

46904991 is a deficient number, since it is larger than the sum of its proper divisors (24569313).

46904991 is a wasteful number, since it uses less digits than its factorization.

46904991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233581.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 46904991 is about 6848.7218515574. The cubic root of 46904991 is about 360.6392730840.

It can be divided in two parts, 46904 and 991, that added together give a triangular number (47895 = T₃₀₉).

The spelling of 46904991 in words is "forty-six million, nine hundred four thousand, nine hundred ninety-one".