400464602 has 4 divisors (see below), whose sum is σ = 600696906. Its totient is φ = 200232300.

The previous prime is 400464601. The next prime is 400464607. The reversal of 400464602 is 206464004.

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., 203034001 + 197430601 = 14249^2 + 14051^2 .

It is not an unprimeable number, because it can be changed into a prime (400464601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100116149 + ... + 100116152.

Almost surely, 2^400464602 is an apocalyptic number.

400464602 is a deficient number, since it is larger than the sum of its proper divisors (200232304).

400464602 is a wasteful number, since it uses less digits than its factorization.

400464602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200232303.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 400464602 is about 20011.6116792226. The cubic root of 400464602 is about 737.0914574196.

The spelling of 400464602 in words is "four hundred million, four hundred sixty-four thousand, six hundred two".