102032402 has 8 divisors (see below), whose sum is σ = 162051516. Its totient is φ = 48015232.

The previous prime is 102032389. The next prime is 102032431. The reversal of 102032402 is 204230201.

It can be written as a sum of positive squares in 2 ways, for example, as 100180081 + 1852321 = 10009^2 + 1361^2 .

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

It is a super-2 number, since 2×102032402² = 20821222115779208, which contains 22 as substring.

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, 1500443 + ... + 1500510.

Almost surely, 2^102032402 is an apocalyptic number.

102032402 is a deficient number, since it is larger than the sum of its proper divisors (60019114).

102032402 is a wasteful number, since it uses less digits than its factorization.

102032402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000972.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 102032402 is about 10101.1089490214. The cubic root of 102032402 is about 467.2823423674.

Adding to 102032402 its reverse (204230201), we get a palindrome (306262603).

The spelling of 102032402 in words is "one hundred two million, thirty-two thousand, four hundred two".