464228738 has 4 divisors (see below), whose sum is σ = 696343110. Its totient is φ = 232114368.

The previous prime is 464228693. The next prime is 464228759. The reversal of 464228738 is 837822464.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 460832089 + 3396649 = 21467^2 + 1843^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116057183 + ... + 116057186.

Almost surely, 2^464228738 is an apocalyptic number.

464228738 is a deficient number, since it is larger than the sum of its proper divisors (232114372).

464228738 is a wasteful number, since it uses less digits than its factorization.

464228738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232114371.

The product of its digits is 516096, while the sum is 44.

The square root of 464228738 is about 21545.9680218829. The cubic root of 464228738 is about 774.3025222529.

The spelling of 464228738 in words is "four hundred sixty-four million, two hundred twenty-eight thousand, seven hundred thirty-eight".