102782332 has 12 divisors (see below), whose sum is σ = 181182960. Its totient is φ = 51015776.

The previous prime is 102782311. The next prime is 102782333. The reversal of 102782332 is 233287201.

It is a self number, because there is not a number n which added to its sum of digits gives 102782332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102782333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93232 + ... + 94327.

It is an arithmetic number, because the mean of its divisors is an integer number (15098580).

Almost surely, 2^102782332 is an apocalyptic number.

It is an amenable number.

102782332 is a deficient number, since it is larger than the sum of its proper divisors (78400628).

102782332 is a wasteful number, since it uses less digits than its factorization.

102782332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187700 (or 187698 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 102782332 is about 10138.1621608653. The cubic root of 102782332 is about 468.4243782531.

The spelling of 102782332 in words is "one hundred two million, seven hundred eighty-two thousand, three hundred thirty-two".