45976381 has 8 divisors (see below), whose sum is σ = 53106624. Its totient is φ = 39337920.

The previous prime is 45976327. The next prime is 45976391. The reversal of 45976381 is 18367954.

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

It is a cyclic number.

It is not a de Polignac number, because 45976381 - 2¹⁹ = 45452093 is a prime.

It is a super-2 number, since 2×45976381² = 4227655219714322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45976391) 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, 122745 + ... + 123118.

It is an arithmetic number, because the mean of its divisors is an integer number (6638328).

Almost surely, 2^45976381 is an apocalyptic number.

It is an amenable number.

45976381 is a deficient number, since it is larger than the sum of its proper divisors (7130243).

45976381 is a wasteful number, since it uses less digits than its factorization.

45976381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245891.

The product of its digits is 181440, while the sum is 43.

The square root of 45976381 is about 6780.5885437770. The cubic root of 45976381 is about 358.2434519595.

The spelling of 45976381 in words is "forty-five million, nine hundred seventy-six thousand, three hundred eighty-one".