45977894 has 8 divisors (see below), whose sum is σ = 73023768. Its totient is φ = 21636640.

The previous prime is 45977887. The next prime is 45977947. The reversal of 45977894 is 49877954.

45977894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45977894² = 4227933473350472, which contains 22 as substring.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 676112 + ... + 676179.

It is an arithmetic number, because the mean of its divisors is an integer number (9127971).

Almost surely, 2^45977894 is an apocalyptic number.

45977894 is a deficient number, since it is larger than the sum of its proper divisors (27045874).

45977894 is a wasteful number, since it uses less digits than its factorization.

45977894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352310.

The product of its digits is 2540160, while the sum is 53.

The square root of 45977894 is about 6780.7001113454. The cubic root of 45977894 is about 358.2473816323.

The spelling of 45977894 in words is "forty-five million, nine hundred seventy-seven thousand, eight hundred ninety-four".