45622438 has 8 divisors (see below), whose sum is σ = 68625360. Its totient is φ = 22747320.

The previous prime is 45622433. The next prime is 45622457. The reversal of 45622438 is 83422654.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45622433) 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 3 ways as a sum of consecutive naturals, for example, 31053 + ... + 32488.

It is an arithmetic number, because the mean of its divisors is an integer number (8578170).

Almost surely, 2^45622438 is an apocalyptic number.

45622438 is a deficient number, since it is larger than the sum of its proper divisors (23002922).

45622438 is a wasteful number, since it uses less digits than its factorization.

45622438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63902.

The product of its digits is 46080, while the sum is 34.

The square root of 45622438 is about 6754.4383926423. The cubic root of 45622438 is about 357.3217864097.

The spelling of 45622438 in words is "forty-five million, six hundred twenty-two thousand, four hundred thirty-eight".