54222402 has 32 divisors (see below), whose sum is σ = 120818880. Its totient is φ = 16107840.

The previous prime is 54222397. The next prime is 54222407. The reversal of 54222402 is 20422245.

It is an interprime number because it is at equal distance from previous prime (54222397) and next prime (54222407).

It is not an unprimeable number, because it can be changed into a prime (54222407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9724 + ... + 14247.

It is an arithmetic number, because the mean of its divisors is an integer number (3775590).

Almost surely, 2^54222402 is an apocalyptic number.

54222402 is an abundant number, since it is smaller than the sum of its proper divisors (66596478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54222402 is a wasteful number, since it uses less digits than its factorization.

54222402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24018.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 54222402 is about 7363.5862186845. The cubic root of 54222402 is about 378.4945096976.

Adding to 54222402 its reverse (20422245), we get a palindrome (74644647).

The spelling of 54222402 in words is "fifty-four million, two hundred twenty-two thousand, four hundred two".