55542514 has 16 divisors (see below), whose sum is σ = 86270976. Its totient is φ = 26791200.

The previous prime is 55542503. The next prime is 55542517. The reversal of 55542514 is 41524555.

It is a super-2 number, since 2×55542514² = 6169941722880392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (55542517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21534 + ... + 23974.

It is an arithmetic number, because the mean of its divisors is an integer number (5391936).

Almost surely, 2^55542514 is an apocalyptic number.

55542514 is a deficient number, since it is larger than the sum of its proper divisors (30728462).

55542514 is a wasteful number, since it uses less digits than its factorization.

55542514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841.

The product of its digits is 20000, while the sum is 31.

The square root of 55542514 is about 7452.6850195081. The cubic root of 55542514 is about 381.5415541390.

The spelling of 55542514 in words is "fifty-five million, five hundred forty-two thousand, five hundred fourteen".