65238494 has 8 divisors (see below), whose sum is σ = 99198480. Its totient is φ = 32172336.

The previous prime is 65238461. The next prime is 65238517. The reversal of 65238494 is 49483256.

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

It is a super-2 number, since 2×65238494² = 8512122198776072, which contains 22 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, 223274 + ... + 223565.

It is an arithmetic number, because the mean of its divisors is an integer number (12399810).

Almost surely, 2^65238494 is an apocalyptic number.

65238494 is a deficient number, since it is larger than the sum of its proper divisors (33959986).

65238494 is a wasteful number, since it uses less digits than its factorization.

65238494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446914.

The product of its digits is 207360, while the sum is 41.

The square root of 65238494 is about 8077.0349757816. The cubic root of 65238494 is about 402.5637289624.

The spelling of 65238494 in words is "sixty-five million, two hundred thirty-eight thousand, four hundred ninety-four".