464188442 has 16 divisors (see below), whose sum is σ = 722498400. Its totient is φ = 223404720.

The previous prime is 464188423. The next prime is 464188463. The reversal of 464188442 is 244881464.

It is a self number, because there is not a number n which added to its sum of digits gives 464188442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7109 + ... + 31287.

It is an arithmetic number, because the mean of its divisors is an integer number (45156150).

Almost surely, 2^464188442 is an apocalyptic number.

464188442 is a deficient number, since it is larger than the sum of its proper divisors (258309958).

464188442 is a wasteful number, since it uses less digits than its factorization.

464188442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24541.

The product of its digits is 196608, while the sum is 41.

The square root of 464188442 is about 21545.0328846349. The cubic root of 464188442 is about 774.2801179260.

The spelling of 464188442 in words is "four hundred sixty-four million, one hundred eighty-eight thousand, four hundred forty-two".