102157262 has 8 divisors (see below), whose sum is σ = 161301000. Its totient is φ = 48390264.

The previous prime is 102157241. The next prime is 102157271. The reversal of 102157262 is 262751201.

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

It is a super-2 number, since 2×102157262² = 20872212358673288, which contains 22 as substring.

It is a congruent number.

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, 1344137 + ... + 1344212.

It is an arithmetic number, because the mean of its divisors is an integer number (20162625).

Almost surely, 2^102157262 is an apocalyptic number.

102157262 is a deficient number, since it is larger than the sum of its proper divisors (59143738).

102157262 is a wasteful number, since it uses less digits than its factorization.

102157262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2688370.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 102157262 is about 10107.2875688782. The cubic root of 102157262 is about 467.4728736393.

The spelling of 102157262 in words is "one hundred two million, one hundred fifty-seven thousand, two hundred sixty-two".