46391331 has 16 divisors (see below), whose sum is σ = 74412800. Its totient is φ = 25113888.

The previous prime is 46391311. The next prime is 46391347. The reversal of 46391331 is 13319364.

It is not a de Polignac number, because 46391331 - 2⁹ = 46390819 is a prime.

It is a super-2 number, since 2×46391331² = 4304311183903122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (46391311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57736 + ... + 58533.

It is an arithmetic number, because the mean of its divisors is an integer number (4650800).

Almost surely, 2^46391331 is an apocalyptic number.

46391331 is a deficient number, since it is larger than the sum of its proper divisors (28021469).

46391331 is a wasteful number, since it uses less digits than its factorization.

46391331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116298.

The product of its digits is 5832, while the sum is 30.

The square root of 46391331 is about 6811.1181901359. The cubic root of 46391331 is about 359.3179756880.

The spelling of 46391331 in words is "forty-six million, three hundred ninety-one thousand, three hundred thirty-one".