1602420994 has 8 divisors (see below), whose sum is σ = 2508137280. Its totient is φ = 766375236.

The previous prime is 1602420983. The next prime is 1602421001. The reversal of 1602420994 is 4990242061.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17417574 + ... + 17417665.

It is an arithmetic number, because the mean of its divisors is an integer number (313517160).

Almost surely, 2^1602420994 is an apocalyptic number.

1602420994 is a deficient number, since it is larger than the sum of its proper divisors (905716286).

1602420994 is a wasteful number, since it uses less digits than its factorization.

1602420994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34835264.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 1602420994 is about 40030.2509859731. The cubic root of 1602420994 is about 1170.1967171120.

The spelling of 1602420994 in words is "one billion, six hundred two million, four hundred twenty thousand, nine hundred ninety-four".