46401278 has 32 divisors (see below), whose sum is σ = 87118848. Its totient is φ = 18007200.

The previous prime is 46401263. The next prime is 46401283. The reversal of 46401278 is 87210464.

46401278 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56108 + ... + 56928.

It is an arithmetic number, because the mean of its divisors is an integer number (2722464).

Almost surely, 2^46401278 is an apocalyptic number.

46401278 is a deficient number, since it is larger than the sum of its proper divisors (40717570).

46401278 is a wasteful number, since it uses less digits than its factorization.

46401278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 46401278 is about 6811.8483541547. The cubic root of 46401278 is about 359.3436549145.

The spelling of 46401278 in words is "forty-six million, four hundred one thousand, two hundred seventy-eight".