72500102 has 4 divisors (see below), whose sum is σ = 108750156. Its totient is φ = 36250050.

The previous prime is 72500101. The next prime is 72500111. The reversal of 72500102 is 20100527.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72500101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18125024 + ... + 18125027.

It is an arithmetic number, because the mean of its divisors is an integer number (27187539).

Almost surely, 2^72500102 is an apocalyptic number.

72500102 is a deficient number, since it is larger than the sum of its proper divisors (36250054).

72500102 is a wasteful number, since it uses less digits than its factorization.

72500102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36250053.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 72500102 is about 8514.6991726073. The cubic root of 72500102 is about 416.9777413181.

Adding to 72500102 its reverse (20100527), we get a palindrome (92600629).

The spelling of 72500102 in words is "seventy-two million, five hundred thousand, one hundred two".