624059242 has 8 divisors (see below), whose sum is σ = 961388676. Its totient is φ = 303596352.

The previous prime is 624059201. The next prime is 624059243. The reversal of 624059242 is 242950426.

It can be written as a sum of positive squares in 2 ways, for example, as 598242681 + 25816561 = 24459^2 + 5081^2 .

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

It is a super-2 number, since 2×624059242² = 778899875051229128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 624059198 and 624059207.

It is not an unprimeable number, because it can be changed into a prime (624059243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4216543 + ... + 4216690.

Almost surely, 2^624059242 is an apocalyptic number.

624059242 is a deficient number, since it is larger than the sum of its proper divisors (337329434).

624059242 is a wasteful number, since it uses less digits than its factorization.

624059242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8433272.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 624059242 is about 24981.1777544615. The cubic root of 624059242 is about 854.5587783092.

The spelling of 624059242 in words is "six hundred twenty-four million, fifty-nine thousand, two hundred forty-two".