79320470 has 32 divisors (see below), whose sum is σ = 151629408. Its totient is φ = 29772288.

The previous prime is 79320457. The next prime is 79320473. The reversal of 79320470 is 7402397.

It is a happy number.

It is a super-2 number, since 2×79320470² = 12583473922041800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79320473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92564 + ... + 93416.

It is an arithmetic number, because the mean of its divisors is an integer number (4738419).

Almost surely, 2^79320470 is an apocalyptic number.

79320470 is a deficient number, since it is larger than the sum of its proper divisors (72308938).

79320470 is a wasteful number, since it uses less digits than its factorization.

79320470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 79320470 is about 8906.2040174252. The cubic root of 79320470 is about 429.6634648242.

The spelling of 79320470 in words is "seventy-nine million, three hundred twenty thousand, four hundred seventy".