464294137 has 2 divisors, whose sum is σ = 464294138. Its totient is φ = 464294136.

The previous prime is 464294057. The next prime is 464294179. The reversal of 464294137 is 731492464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 280529001 + 183765136 = 16749^2 + 13556^2 .

It is a cyclic number.

It is not a de Polignac number, because 464294137 - 2⁷ = 464294009 is a prime.

It is equal to p_24569860 and since 464294137 and 24569860 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 464294137.

It is not a weakly prime, because it can be changed into another prime (464294197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232147068 + 232147069.

It is an arithmetic number, because the mean of its divisors is an integer number (232147069).

Almost surely, 2^464294137 is an apocalyptic number.

It is an amenable number.

464294137 is a deficient number, since it is larger than the sum of its proper divisors (1).

464294137 is an equidigital number, since it uses as much as digits as its factorization.

464294137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 40.

The square root of 464294137 is about 21547.4856305788. The cubic root of 464294137 is about 774.3388809333.

The spelling of 464294137 in words is "four hundred sixty-four million, two hundred ninety-four thousand, one hundred thirty-seven".