45402436 has 6 divisors (see below), whose sum is σ = 79454270. Its totient is φ = 22701216.

The previous prime is 45402407. The next prime is 45402439. The reversal of 45402436 is 63420454.

It can be written as a sum of positive squares in only one way, i.e., 45158400 + 244036 = 6720^2 + 494^2 .

It is a super-2 number, since 2×45402436² = 4122762389468192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45402439) 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 as a sum of consecutive naturals, namely, 5675301 + ... + 5675308.

Almost surely, 2^45402436 is an apocalyptic number.

It is an amenable number.

45402436 is a deficient number, since it is larger than the sum of its proper divisors (34051834).

45402436 is a wasteful number, since it uses less digits than its factorization.

45402436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11350613 (or 11350611 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 45402436 is about 6738.1329758324. The cubic root of 45402436 is about 356.7464977892.

The spelling of 45402436 in words is "forty-five million, four hundred two thousand, four hundred thirty-six".