1598403602 has 4 divisors (see below), whose sum is σ = 2397605406. Its totient is φ = 799201800.

The previous prime is 1598403601. The next prime is 1598403613. The reversal of 1598403602 is 2063048951.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2063048951 = 29 ⋅71139619.

It can be written as a sum of positive squares in only one way, i.e., 1366115521 + 232288081 = 36961^2 + 15241^2 .

It is not an unprimeable number, because it can be changed into a prime (1598403601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399600899 + ... + 399600902.

Almost surely, 2^1598403602 is an apocalyptic number.

1598403602 is a deficient number, since it is larger than the sum of its proper divisors (799201804).

1598403602 is an equidigital number, since it uses as much as digits as its factorization.

1598403602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799201803.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 1598403602 is about 39980.0400450025. The cubic root of 1598403602 is about 1169.2179745024.

The spelling of 1598403602 in words is "one billion, five hundred ninety-eight million, four hundred three thousand, six hundred two".