79770453 has 8 divisors (see below), whose sum is σ = 121555008. Its totient is φ = 45583104.

The previous prime is 79770437. The next prime is 79770479. The reversal of 79770453 is 35407797.

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

It is not a de Polignac number, because 79770453 - 2⁴ = 79770437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79770403) 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, 1899276 + ... + 1899317.

It is an arithmetic number, because the mean of its divisors is an integer number (15194376).

Almost surely, 2^79770453 is an apocalyptic number.

It is an amenable number.

79770453 is a deficient number, since it is larger than the sum of its proper divisors (41784555).

79770453 is a wasteful number, since it uses less digits than its factorization.

79770453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798603.

The product of its (nonzero) digits is 185220, while the sum is 42.

The square root of 79770453 is about 8931.4306244856. The cubic root of 79770453 is about 430.4744231899.

The spelling of 79770453 in words is "seventy-nine million, seven hundred seventy thousand, four hundred fifty-three".