920367497 has 8 divisors (see below), whose sum is σ = 1054226496. Its totient is φ = 787102992.

The previous prime is 920367493. The next prime is 920367509. The reversal of 920367497 is 794763029.

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

It is a cyclic number.

It is not a de Polignac number, because 920367497 - 2² = 920367493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (920367493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145298 + ... + 151499.

It is an arithmetic number, because the mean of its divisors is an integer number (131778312).

Almost surely, 2^920367497 is an apocalyptic number.

It is an amenable number.

920367497 is a deficient number, since it is larger than the sum of its proper divisors (133858999).

920367497 is a wasteful number, since it uses less digits than its factorization.

920367497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297247.

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 920367497 is about 30337.5591800000. The cubic root of 920367497 is about 972.7183102388.

The spelling of 920367497 in words is "nine hundred twenty million, three hundred sixty-seven thousand, four hundred ninety-seven".