102677694 has 32 divisors (see below), whose sum is σ = 240420096. Its totient is φ = 28620480.

The previous prime is 102677693. The next prime is 102677747. The reversal of 102677694 is 496776201.

102677694 = 5065² + 5066² + ... + 5068².

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102677693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28092 + ... + 31535.

It is an arithmetic number, because the mean of its divisors is an integer number (7513128).

Almost surely, 2^102677694 is an apocalyptic number.

102677694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102677694 is an abundant number, since it is smaller than the sum of its proper divisors (137742402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102677694 is a wasteful number, since it uses less digits than its factorization.

102677694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59680.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 102677694 is about 10133.0002467186. Note that the first 3 decimals coincide. The cubic root of 102677694 is about 468.2653637874.

The spelling of 102677694 in words is "one hundred two million, six hundred seventy-seven thousand, six hundred ninety-four".