55801254 has 32 divisors (see below), whose sum is σ = 115420896. Its totient is φ = 17971200.

The previous prime is 55801253. The next prime is 55801297. The reversal of 55801254 is 45210855.

It is a super-2 number, since 2×55801254² = 6227559895945032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55801253) 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, 34054 + ... + 35654.

It is an arithmetic number, because the mean of its divisors is an integer number (3606903).

Almost surely, 2^55801254 is an apocalyptic number.

55801254 is an abundant number, since it is smaller than the sum of its proper divisors (59619642).

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

55801254 is a wasteful number, since it uses less digits than its factorization.

55801254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800.

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 55801254 is about 7470.0236947415. The cubic root of 55801254 is about 382.1330959878.

The spelling of 55801254 in words is "fifty-five million, eight hundred one thousand, two hundred fifty-four".