45877637 has 8 divisors (see below), whose sum is σ = 49467096. Its totient is φ = 42296832.

The previous prime is 45877621. The next prime is 45877639. The reversal of 45877637 is 73677854.

It can be written as a sum of positive squares in 4 ways, for example, as 4519876 + 41357761 = 2126^2 + 6431^2 .

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 45877637 - 2⁴ = 45877621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45877591 and 45877600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45877639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12653 + ... + 15869.

It is an arithmetic number, because the mean of its divisors is an integer number (6183387).

Almost surely, 2^45877637 is an apocalyptic number.

It is an amenable number.

45877637 is a deficient number, since it is larger than the sum of its proper divisors (3589459).

45877637 is a wasteful number, since it uses less digits than its factorization.

45877637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4327.

The product of its digits is 987840, while the sum is 47.

The square root of 45877637 is about 6773.3032561668. The cubic root of 45877637 is about 357.9868002790.

The spelling of 45877637 in words is "forty-five million, eight hundred seventy-seven thousand, six hundred thirty-seven".