102764072 has 8 divisors (see below), whose sum is σ = 192682650. Its totient is φ = 51382032.

The previous prime is 102764063. The next prime is 102764083. The reversal of 102764072 is 270467201.

It can be written as a sum of positive squares in only one way, i.e., 76282756 + 26481316 = 8734^2 + 5146^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6422747 + ... + 6422762.

Almost surely, 2^102764072 is an apocalyptic number.

It is an amenable number.

102764072 is a deficient number, since it is larger than the sum of its proper divisors (89918578).

102764072 is a wasteful number, since it uses less digits than its factorization.

102764072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12845515 (or 12845511 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 102764072 is about 10137.2615631639. The cubic root of 102764072 is about 468.3966369881.

The spelling of 102764072 in words is "one hundred two million, seven hundred sixty-four thousand, seventy-two".