402234004 has 6 divisors (see below), whose sum is σ = 703909514. Its totient is φ = 201117000.

The previous prime is 402233981. The next prime is 402234121. The reversal of 402234004 is 400432204.

It can be written as a sum of positive squares in only one way, i.e., 309689604 + 92544400 = 17598^2 + 9620^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50279247 + ... + 50279254.

Almost surely, 2^402234004 is an apocalyptic number.

It is an amenable number.

402234004 is a deficient number, since it is larger than the sum of its proper divisors (301675510).

402234004 is a wasteful number, since it uses less digits than its factorization.

402234004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100558505 (or 100558503 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 402234004 is about 20055.7723361630. The cubic root of 402234004 is about 738.1754441716.

Adding to 402234004 its reverse (400432204), we get a palindrome (802666208).

The spelling of 402234004 in words is "four hundred two million, two hundred thirty-four thousand, four".