46387331 has 4 divisors (see below), whose sum is σ = 46402464. Its totient is φ = 46372200.

The previous prime is 46387309. The next prime is 46387391. The reversal of 46387331 is 13378364.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46387331 is a prime.

It is a super-2 number, since 2×46387331² = 4303568954607122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46387291 and 46387300.

It is not an unprimeable number, because it can be changed into a prime (46387301) 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 3 ways as a sum of consecutive naturals, for example, 1160 + ... + 9701.

It is an arithmetic number, because the mean of its divisors is an integer number (11600616).

Almost surely, 2^46387331 is an apocalyptic number.

46387331 is a deficient number, since it is larger than the sum of its proper divisors (15133).

46387331 is a wasteful number, since it uses less digits than its factorization.

46387331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15132.

The product of its digits is 36288, while the sum is 35.

The square root of 46387331 is about 6810.8245462646. The cubic root of 46387331 is about 359.3076482326.

The spelling of 46387331 in words is "forty-six million, three hundred eighty-seven thousand, three hundred thirty-one".