102097390 has 8 divisors (see below), whose sum is σ = 183775320. Its totient is φ = 40838952.

The previous prime is 102097381. The next prime is 102097409. The reversal of 102097390 is 93790201.

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

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, 5104860 + ... + 5104879.

It is an arithmetic number, because the mean of its divisors is an integer number (22971915).

Almost surely, 2^102097390 is an apocalyptic number.

102097390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102097390 is a deficient number, since it is larger than the sum of its proper divisors (81677930).

102097390 is a wasteful number, since it uses less digits than its factorization.

102097390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10209746.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 102097390 is about 10104.3253114693. The cubic root of 102097390 is about 467.3815307922.

The spelling of 102097390 in words is "one hundred two million, ninety-seven thousand, three hundred ninety".