46889378 has 16 divisors (see below), whose sum is σ = 74199840. Its totient is φ = 22161600.

The previous prime is 46889377. The next prime is 46889413. The reversal of 46889378 is 87398864.

It is a happy number.

It is a super-2 number, since 2×46889378² = 4397227538453768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (46889371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20618 + ... + 22778.

It is an arithmetic number, because the mean of its divisors is an integer number (4637490).

Almost surely, 2^46889378 is an apocalyptic number.

46889378 is a deficient number, since it is larger than the sum of its proper divisors (27310462).

46889378 is a wasteful number, since it uses less digits than its factorization.

46889378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2753.

The product of its digits is 2322432, while the sum is 53.

The square root of 46889378 is about 6847.5819089661. The cubic root of 46889378 is about 360.5992539893.

The spelling of 46889378 in words is "forty-six million, eight hundred eighty-nine thousand, three hundred seventy-eight".