102697748 has 24 divisors (see below), whose sum is σ = 190641024. Its totient is φ = 48240000.

The previous prime is 102697739. The next prime is 102697753. The reversal of 102697748 is 847796201.

It is a junction number, because it is equal to n+sod(n) for n = 102697699 and 102697708.

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, 50063 + ... + 52073.

It is an arithmetic number, because the mean of its divisors is an integer number (7943376).

Almost surely, 2^102697748 is an apocalyptic number.

It is an amenable number.

102697748 is a deficient number, since it is larger than the sum of its proper divisors (87943276).

102697748 is a wasteful number, since it uses less digits than its factorization.

102697748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783 (or 2781 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 102697748 is about 10133.9897375121. The cubic root of 102697748 is about 468.2958474688.

The spelling of 102697748 in words is "one hundred two million, six hundred ninety-seven thousand, seven hundred forty-eight".