462242639 has 4 divisors (see below), whose sum is σ = 470077320. Its totient is φ = 454407960.

The previous prime is 462242633. The next prime is 462242653. The reversal of 462242639 is 936242264.

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

It is a cyclic number.

It is not a de Polignac number, because 462242639 - 2⁴ = 462242623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (462242633) 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, 3917252 + ... + 3917369.

It is an arithmetic number, because the mean of its divisors is an integer number (117519330).

Almost surely, 2^462242639 is an apocalyptic number.

462242639 is a deficient number, since it is larger than the sum of its proper divisors (7834681).

462242639 is an equidigital number, since it uses as much as digits as its factorization.

462242639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7834680.

The product of its digits is 124416, while the sum is 38.

The square root of 462242639 is about 21499.8288132720. The cubic root of 462242639 is about 773.1967169531.

The spelling of 462242639 in words is "four hundred sixty-two million, two hundred forty-two thousand, six hundred thirty-nine".