102247506 has 48 divisors (see below), whose sum is σ = 225849624. Its totient is φ = 33426432.

The previous prime is 102247463. The next prime is 102247549. The reversal of 102247506 is 605742201.

It is an interprime number because it is at equal distance from previous prime (102247463) and next prime (102247549).

It can be written as a sum of positive squares in 4 ways, for example, as 78481881 + 23765625 = 8859^2 + 4875^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102247506.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 273936 + ... + 274308.

Almost surely, 2^102247506 is an apocalyptic number.

102247506 is an abundant number, since it is smaller than the sum of its proper divisors (123602118).

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

102247506 is a wasteful number, since it uses less digits than its factorization.

102247506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 632 counting only the distinct ones).

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

The square root of 102247506 is about 10111.7508869631. The cubic root of 102247506 is about 467.6104856732.

Adding to 102247506 its reverse (605742201), we get a palindrome (707989707).

The spelling of 102247506 in words is "one hundred two million, two hundred forty-seven thousand, five hundred six".