464213731 has 4 divisors (see below), whose sum is σ = 467061832. Its totient is φ = 461365632.

The previous prime is 464213723. The next prime is 464213753. The reversal of 464213731 is 137312464.

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

It is not a de Polignac number, because 464213731 - 2³ = 464213723 is a prime.

It is a super-2 number, since 2×464213731² = 430988776097880722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 464213693 and 464213702.

It is not an unprimeable number, because it can be changed into a prime (464213791) 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, 1423806 + ... + 1424131.

It is an arithmetic number, because the mean of its divisors is an integer number (116765458).

Almost surely, 2^464213731 is an apocalyptic number.

464213731 is a deficient number, since it is larger than the sum of its proper divisors (2848101).

464213731 is a wasteful number, since it uses less digits than its factorization.

464213731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848100.

The product of its digits is 12096, while the sum is 31.

The square root of 464213731 is about 21545.6197636550. The cubic root of 464213731 is about 774.2941786052.

The spelling of 464213731 in words is "four hundred sixty-four million, two hundred thirteen thousand, seven hundred thirty-one".