55740454 has 32 divisors (see below), whose sum is σ = 108781056. Its totient is φ = 20771520.

The previous prime is 55740439. The next prime is 55740469. The reversal of 55740454 is 45404755.

It is an interprime number because it is at equal distance from previous prime (55740439) and next prime (55740469).

It is a super-2 number, since 2×55740454² = 6213996424252232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4327 + ... + 11410.

It is an arithmetic number, because the mean of its divisors is an integer number (3399408).

Almost surely, 2^55740454 is an apocalyptic number.

55740454 is a deficient number, since it is larger than the sum of its proper divisors (53040602).

55740454 is a wasteful number, since it uses less digits than its factorization.

55740454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15780.

The product of its (nonzero) digits is 56000, while the sum is 34.

The square root of 55740454 is about 7465.9529867258. The cubic root of 55740454 is about 381.9942571983.

The spelling of 55740454 in words is "fifty-five million, seven hundred forty thousand, four hundred fifty-four".