122732402 has 8 divisors (see below), whose sum is σ = 198260076. Its totient is φ = 56645712.

The previous prime is 122732387. The next prime is 122732417. The reversal of 122732402 is 204237221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (122732387) and next prime (122732417).

It can be written as a sum of positive squares in 2 ways, for example, as 120143521 + 2588881 = 10961^2 + 1609^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2360213 + ... + 2360264.

Almost surely, 2^122732402 is an apocalyptic number.

122732402 is a deficient number, since it is larger than the sum of its proper divisors (75527674).

122732402 is a wasteful number, since it uses less digits than its factorization.

122732402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4720492.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 122732402 is about 11078.4656879913. The cubic root of 122732402 is about 496.9580668158.

Adding to 122732402 its reverse (204237221), we get a palindrome (326969623).

The spelling of 122732402 in words is "one hundred twenty-two million, seven hundred thirty-two thousand, four hundred two".