253342766 has 8 divisors (see below), whose sum is σ = 381163224. Its totient is φ = 126288360.

The previous prime is 253342759. The next prime is 253342781. The reversal of 253342766 is 667243352.

It is a happy number.

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

It is a super-3 number, since 3×253342766³ (a number of 26 digits) contains 333 as substring.

It is a congruent 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, 190685 + ... + 192008.

It is an arithmetic number, because the mean of its divisors is an integer number (47645403).

Almost surely, 2^253342766 is an apocalyptic number.

253342766 is a deficient number, since it is larger than the sum of its proper divisors (127820458).

253342766 is a wasteful number, since it uses less digits than its factorization.

253342766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383026.

The product of its digits is 181440, while the sum is 38.

The square root of 253342766 is about 15916.7448305236. The cubic root of 253342766 is about 632.7558503952.

The spelling of 253342766 in words is "two hundred fifty-three million, three hundred forty-two thousand, seven hundred sixty-six".