55313606 has 4 divisors (see below), whose sum is σ = 82970412. Its totient is φ = 27656802.

The previous prime is 55313581. The next prime is 55313627. The reversal of 55313606 is 60631355.

It is a semiprime because it is the product of two primes.

It is a super-4 number, since 4×55313606⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13828400 + ... + 13828403.

It is an arithmetic number, because the mean of its divisors is an integer number (20742603).

Almost surely, 2^55313606 is an apocalyptic number.

55313606 is a deficient number, since it is larger than the sum of its proper divisors (27656806).

55313606 is a wasteful number, since it uses less digits than its factorization.

55313606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27656805.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 55313606 is about 7437.3117455167. The cubic root of 55313606 is about 381.0166818955.

The spelling of 55313606 in words is "fifty-five million, three hundred thirteen thousand, six hundred six".