77536497 has 8 divisors (see below), whose sum is σ = 106176256. Its totient is φ = 50293872.

The previous prime is 77536493. The next prime is 77536499. The reversal of 77536497 is 79463577.

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

It is not a de Polignac number, because 77536497 - 2² = 77536493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77536493) 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, 349153 + ... + 349374.

It is an arithmetic number, because the mean of its divisors is an integer number (13272032).

Almost surely, 2^77536497 is an apocalyptic number.

It is an amenable number.

77536497 is a deficient number, since it is larger than the sum of its proper divisors (28639759).

77536497 is a wasteful number, since it uses less digits than its factorization.

77536497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698567.

The product of its digits is 1111320, while the sum is 48.

The square root of 77536497 is about 8805.4810771473. The cubic root of 77536497 is about 426.4178656742.

The spelling of 77536497 in words is "seventy-seven million, five hundred thirty-six thousand, four hundred ninety-seven".