46339978 has 16 divisors (see below), whose sum is σ = 72668160. Its totient is φ = 22136400.

The previous prime is 46339919. The next prime is 46339987. The reversal of 46339978 is 87993364.

It is a super-2 number, since 2×46339978² = 4294787122080968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168 + ... + 9628.

It is an arithmetic number, because the mean of its divisors is an integer number (4541760).

Almost surely, 2^46339978 is an apocalyptic number.

46339978 is a deficient number, since it is larger than the sum of its proper divisors (26328182).

46339978 is a wasteful number, since it uses less digits than its factorization.

46339978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9573.

The product of its digits is 979776, while the sum is 49.

The square root of 46339978 is about 6807.3473541461. The cubic root of 46339978 is about 359.1853440928.

The spelling of 46339978 in words is "forty-six million, three hundred thirty-nine thousand, nine hundred seventy-eight".