1620079598 has 8 divisors (see below), whose sum is σ = 2430516792. Its totient is φ = 809907336.

The previous prime is 1620079597. The next prime is 1620079603. The reversal of 1620079598 is 8959700261.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1620079597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50165 + ... + 75872.

It is an arithmetic number, because the mean of its divisors is an integer number (303814599).

Almost surely, 2^1620079598 is an apocalyptic number.

1620079598 is a deficient number, since it is larger than the sum of its proper divisors (810437194).

1620079598 is a wasteful number, since it uses less digits than its factorization.

1620079598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132466.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 1620079598 is about 40250.2123969551. The cubic root of 1620079598 is about 1174.4795275686.

The spelling of 1620079598 in words is "one billion, six hundred twenty million, seventy-nine thousand, five hundred ninety-eight".