55803862 has 16 divisors (see below), whose sum is σ = 85363200. Its totient is φ = 27354600.

The previous prime is 55803851. The next prime is 55803863. The reversal of 55803862 is 26830855.

It is a super-2 number, since 2×55803862² = 6228142028230088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55803863) 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, 22689 + ... + 25027.

It is an arithmetic number, because the mean of its divisors is an integer number (5335200).

Almost surely, 2^55803862 is an apocalyptic number.

55803862 is a deficient number, since it is larger than the sum of its proper divisors (29559338).

55803862 is a wasteful number, since it uses less digits than its factorization.

55803862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 55803862 is about 7470.1982570746. The cubic root of 55803862 is about 382.1390491849.

It can be divided in two parts, 55803 and 862, that added together give a palindrome (56665).

The spelling of 55803862 in words is "fifty-five million, eight hundred three thousand, eight hundred sixty-two".