55420598 has 16 divisors (see below), whose sum is σ = 86044464. Its totient is φ = 26750880.

The previous prime is 55420583. The next prime is 55420649. The reversal of 55420598 is 89502455.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6836 + ... + 12552.

It is an arithmetic number, because the mean of its divisors is an integer number (5377779).

Almost surely, 2^55420598 is an apocalyptic number.

55420598 is a deficient number, since it is larger than the sum of its proper divisors (30623866).

55420598 is a wasteful number, since it uses less digits than its factorization.

55420598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5887.

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 55420598 is about 7444.5011921552. The cubic root of 55420598 is about 381.2621879827.

The spelling of 55420598 in words is "fifty-five million, four hundred twenty thousand, five hundred ninety-eight".