102770018 has 16 divisors (see below), whose sum is σ = 166211136. Its totient is φ = 47375760.

The previous prime is 102769999. The next prime is 102770029. The reversal of 102770018 is 810077201.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 26555 + ... + 30177.

It is an arithmetic number, because the mean of its divisors is an integer number (10388196).

Almost surely, 2^102770018 is an apocalyptic number.

102770018 is a deficient number, since it is larger than the sum of its proper divisors (63441118).

102770018 is a wasteful number, since it uses less digits than its factorization.

102770018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729.

The product of its (nonzero) digits is 784, while the sum is 26.

The square root of 102770018 is about 10137.5548333905. The cubic root of 102770018 is about 468.4056707313.

The spelling of 102770018 in words is "one hundred two million, seven hundred seventy thousand, eighteen".