45732631 has 6 divisors (see below), whose sum is σ = 53199240. Its totient is φ = 39199356.

The previous prime is 45732619. The next prime is 45732647. The reversal of 45732631 is 13623754.

It is not a de Polignac number, because 45732631 - 2¹⁷ = 45601559 is a prime.

It is a super-2 number, since 2×45732631² = 4182947076364322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45732593 and 45732602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45732691) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 466611 + ... + 466708.

It is an arithmetic number, because the mean of its divisors is an integer number (8866540).

Almost surely, 2^45732631 is an apocalyptic number.

45732631 is a deficient number, since it is larger than the sum of its proper divisors (7466609).

45732631 is an equidigital number, since it uses as much as digits as its factorization.

45732631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933333 (or 933326 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 45732631 is about 6762.5905539224. The cubic root of 45732631 is about 357.6092378129.

The spelling of 45732631 in words is "forty-five million, seven hundred thirty-two thousand, six hundred thirty-one".