102260745 has 16 divisors (see below), whose sum is σ = 181797120. Its totient is φ = 54538992.

The previous prime is 102260707. The next prime is 102260749. The reversal of 102260745 is 547062201.

102260745 is a `hidden beast` number, since 10 + 2 + 2 + 607 + 45 = 666.

It is not a de Polignac number, because 102260745 - 2¹¹ = 102258697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (102260749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378609 + ... + 378878.

It is an arithmetic number, because the mean of its divisors is an integer number (11362320).

Almost surely, 2^102260745 is an apocalyptic number.

102260745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102260745 is a deficient number, since it is larger than the sum of its proper divisors (79536375).

102260745 is an equidigital number, since it uses as much as digits as its factorization.

102260745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757501 (or 757495 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 102260745 is about 10112.4055001765. The cubic root of 102260745 is about 467.6306668599.

The spelling of 102260745 in words is "one hundred two million, two hundred sixty thousand, seven hundred forty-five".