55677494 has 4 divisors (see below), whose sum is σ = 83516244. Its totient is φ = 27838746.

The previous prime is 55677493. The next prime is 55677497. The reversal of 55677494 is 49477655.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55677491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13919372 + ... + 13919375.

It is an arithmetic number, because the mean of its divisors is an integer number (20879061).

Almost surely, 2^55677494 is an apocalyptic number.

55677494 is a deficient number, since it is larger than the sum of its proper divisors (27838750).

55677494 is a wasteful number, since it uses less digits than its factorization.

55677494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27838749.

The product of its digits is 1058400, while the sum is 47.

The square root of 55677494 is about 7461.7353209558. The cubic root of 55677494 is about 381.8503795324.

The spelling of 55677494 in words is "fifty-five million, six hundred seventy-seven thousand, four hundred ninety-four".