102454172 has 24 divisors (see below), whose sum is σ = 193886784. Its totient is φ = 47186432.

The previous prime is 102454169. The next prime is 102454199. The reversal of 102454172 is 271454201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12833 + ... + 19224.

It is an arithmetic number, because the mean of its divisors is an integer number (8078616).

Almost surely, 2^102454172 is an apocalyptic number.

It is an amenable number.

102454172 is a deficient number, since it is larger than the sum of its proper divisors (91432612).

102454172 is a wasteful number, since it uses less digits than its factorization.

102454172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32125 (or 32123 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 102454172 is about 10121.9648290241. The cubic root of 102454172 is about 467.9253235123.

The spelling of 102454172 in words is "one hundred two million, four hundred fifty-four thousand, one hundred seventy-two".