45640435 has 4 divisors (see below), whose sum is σ = 54768528. Its totient is φ = 36512344.

The previous prime is 45640411. The next prime is 45640471. The reversal of 45640435 is 53404654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45640435 - 2⁷ = 45640307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45640397 and 45640406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4564039 + ... + 4564048.

It is an arithmetic number, because the mean of its divisors is an integer number (13692132).

Almost surely, 2^45640435 is an apocalyptic number.

45640435 is a deficient number, since it is larger than the sum of its proper divisors (9128093).

45640435 is an equidigital number, since it uses as much as digits as its factorization.

45640435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9128092.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 45640435 is about 6755.7704963979. The cubic root of 45640435 is about 357.3687653019.

The spelling of 45640435 in words is "forty-five million, six hundred forty thousand, four hundred thirty-five".