46047978 has 24 divisors (see below), whose sum is σ = 104109408. Its totient is φ = 14681832.

The previous prime is 46047949. The next prime is 46047979. The reversal of 46047978 is 87974064.

It is not an unprimeable number, because it can be changed into a prime (46047979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55200 + ... + 56027.

It is an arithmetic number, because the mean of its divisors is an integer number (4337892).

Almost surely, 2^46047978 is an apocalyptic number.

46047978 is an abundant number, since it is smaller than the sum of its proper divisors (58061430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46047978 is a wasteful number, since it uses less digits than its factorization.

46047978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111258 (or 111255 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 46047978 is about 6785.8660464233. The cubic root of 46047978 is about 358.4293144486.

The spelling of 46047978 in words is "forty-six million, forty-seven thousand, nine hundred seventy-eight".