54220412 has 12 divisors (see below), whose sum is σ = 100467360. Its totient is φ = 25515456.

The previous prime is 54220403. The next prime is 54220427. The reversal of 54220412 is 21402245.

It is a happy number.

It is a congruent number.

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, 398612 + ... + 398747.

It is an arithmetic number, because the mean of its divisors is an integer number (8372280).

Almost surely, 2^54220412 is an apocalyptic number.

It is an amenable number.

54220412 is a deficient number, since it is larger than the sum of its proper divisors (46246948).

54220412 is a wasteful number, since it uses less digits than its factorization.

54220412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797380 (or 797378 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 54220412 is about 7363.4510930677. The cubic root of 54220412 is about 378.4898793034.

Adding to 54220412 its reverse (21402245), we get a palindrome (75622657).

The spelling of 54220412 in words is "fifty-four million, two hundred twenty thousand, four hundred twelve".