55912567 has 8 divisors (see below), whose sum is σ = 56556416. Its totient is φ = 55272672.

The previous prime is 55912553. The next prime is 55912583. The reversal of 55912567 is 76521955.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55912567 - 2¹⁹ = 55388279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55912067) 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, 34213 + ... + 35809.

It is an arithmetic number, because the mean of its divisors is an integer number (7069552).

Almost surely, 2^55912567 is an apocalyptic number.

55912567 is a deficient number, since it is larger than the sum of its proper divisors (643849).

55912567 is a wasteful number, since it uses less digits than its factorization.

55912567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977.

The product of its digits is 94500, while the sum is 40.

The square root of 55912567 is about 7477.4706284946. The cubic root of 55912567 is about 382.3870217544.

The spelling of 55912567 in words is "fifty-five million, nine hundred twelve thousand, five hundred sixty-seven".