602891402 has 4 divisors (see below), whose sum is σ = 904337106. Its totient is φ = 301445700.

The previous prime is 602891389. The next prime is 602891449. The reversal of 602891402 is 204198206.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 354230041 + 248661361 = 18821^2 + 15769^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150722849 + ... + 150722852.

Almost surely, 2^602891402 is an apocalyptic number.

602891402 is a deficient number, since it is larger than the sum of its proper divisors (301445704).

602891402 is a wasteful number, since it uses less digits than its factorization.

602891402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301445703.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 602891402 is about 24553.8469898303. The cubic root of 602891402 is about 844.7853297334.

The spelling of 602891402 in words is "six hundred two million, eight hundred ninety-one thousand, four hundred two".