542244651 has 8 divisors (see below), whose sum is σ = 778607760. Its totient is φ = 333688992.

The previous prime is 542244641. The next prime is 542244671. The reversal of 542244651 is 156442245.

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

It is not a de Polignac number, because 542244651 - 2¹⁰ = 542243627 is a prime.

It is a super-2 number, since 2×542244651² = 588058523076223602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542244641) 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, 6951816 + ... + 6951893.

It is an arithmetic number, because the mean of its divisors is an integer number (97325970).

Almost surely, 2^542244651 is an apocalyptic number.

542244651 is a deficient number, since it is larger than the sum of its proper divisors (236363109).

542244651 is a wasteful number, since it uses less digits than its factorization.

542244651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13903725.

The product of its digits is 38400, while the sum is 33.

The square root of 542244651 is about 23286.1471909803. The cubic root of 542244651 is about 815.4520437541.

Adding to 542244651 its reverse (156442245), we get a palindrome (698686896).

The spelling of 542244651 in words is "five hundred forty-two million, two hundred forty-four thousand, six hundred fifty-one".