602891401 has 8 divisors (see below), whose sum is σ = 691473024. Its totient is φ = 514923360.

The previous prime is 602891389. The next prime is 602891449. The reversal of 602891401 is 104198206.

It is a happy number.

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

It is not a de Polignac number, because 602891401 - 2¹³ = 602883209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (602891491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151285 + ... + 155218.

It is an arithmetic number, because the mean of its divisors is an integer number (86434128).

Almost surely, 2^602891401 is an apocalyptic number.

It is an amenable number.

602891401 is a deficient number, since it is larger than the sum of its proper divisors (88581623).

602891401 is a wasteful number, since it uses less digits than its factorization.

602891401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306791.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 602891401 is about 24553.8469694669. The cubic root of 602891401 is about 844.7853292663.

The spelling of 602891401 in words is "six hundred two million, eight hundred ninety-one thousand, four hundred one".