242624555 has 4 divisors (see below), whose sum is σ = 291149472. Its totient is φ = 194099640.

The previous prime is 242624549. The next prime is 242624567. The reversal of 242624555 is 555426242.

242624555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 242624555 - 2⁶ = 242624491 is a prime.

It is a super-3 number, since 3×242624555³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24262451 + ... + 24262460.

It is an arithmetic number, because the mean of its divisors is an integer number (72787368).

Almost surely, 2^242624555 is an apocalyptic number.

242624555 is a deficient number, since it is larger than the sum of its proper divisors (48524917).

242624555 is an equidigital number, since it uses as much as digits as its factorization.

242624555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48524916.

The product of its digits is 96000, while the sum is 35.

The square root of 242624555 is about 15576.4102090308. The cubic root of 242624555 is about 623.7035997468.

The spelling of 242624555 in words is "two hundred forty-two million, six hundred twenty-four thousand, five hundred fifty-five".