464078539 has 4 divisors (see below), whose sum is σ = 464340024. Its totient is φ = 463817056.

The previous prime is 464078533. The next prime is 464078569. The reversal of 464078539 is 935870464.

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 464078539 - 2⁷ = 464078411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464078533) 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, 128062 + ... + 131635.

It is an arithmetic number, because the mean of its divisors is an integer number (116085006).

Almost surely, 2^464078539 is an apocalyptic number.

464078539 is a deficient number, since it is larger than the sum of its proper divisors (261485).

464078539 is a wasteful number, since it uses less digits than its factorization.

464078539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261484.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 464078539 is about 21542.4821921709. The cubic root of 464078539 is about 774.2190059458.

It can be divided in two parts, 46407 and 8539, that added together give a triangular number (54946 = T₃₃₁).

The spelling of 464078539 in words is "four hundred sixty-four million, seventy-eight thousand, five hundred thirty-nine".