234404402 has 4 divisors (see below), whose sum is σ = 351606606. Its totient is φ = 117202200.

The previous prime is 234404393. The next prime is 234404411. The reversal of 234404402 is 204404432.

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

It is an interprime number because it is at equal distance from previous prime (234404393) and next prime (234404411).

It can be written as a sum of positive squares in only one way, i.e., 199346161 + 35058241 = 14119^2 + 5921^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58601099 + ... + 58601102.

Almost surely, 2^234404402 is an apocalyptic number.

234404402 is a deficient number, since it is larger than the sum of its proper divisors (117202204).

234404402 is a wasteful number, since it uses less digits than its factorization.

234404402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117202203.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 234404402 is about 15310.2711275797. The cubic root of 234404402 is about 616.5787993952.

Adding to 234404402 its reverse (204404432), we get a palindrome (438808834).

The spelling of 234404402 in words is "two hundred thirty-four million, four hundred four thousand, four hundred two".