501920967 has 8 divisors (see below), whose sum is σ = 704450560. Its totient is φ = 317002680.

The previous prime is 501920963. The next prime is 501920977. The reversal of 501920967 is 769029105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 501920967 - 2² = 501920963 is a prime.

It is a super-2 number, since 2×501920967² = 503849314228430178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501920963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4402759 + ... + 4402872.

It is an arithmetic number, because the mean of its divisors is an integer number (88056320).

Almost surely, 2^501920967 is an apocalyptic number.

501920967 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

501920967 is a deficient number, since it is larger than the sum of its proper divisors (202529593).

501920967 is a wasteful number, since it uses less digits than its factorization.

501920967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8805653.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 501920967 is about 22403.5927252751. The cubic root of 501920967 is about 794.7156753918.

The spelling of 501920967 in words is "five hundred one million, nine hundred twenty thousand, nine hundred sixty-seven".