139610248 has 16 divisors (see below), whose sum is σ = 268154460. Its totient is φ = 68102400.

The previous prime is 139610231. The next prime is 139610269. The reversal of 139610248 is 842016931.

It can be written as a sum of positive squares in 2 ways, for example, as 134050084 + 5560164 = 11578^2 + 2358^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212493 + ... + 213148.

Almost surely, 2^139610248 is an apocalyptic number.

It is an amenable number.

139610248 is a deficient number, since it is larger than the sum of its proper divisors (128544212).

139610248 is a wasteful number, since it uses less digits than its factorization.

139610248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425688 (or 425684 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 139610248 is about 11815.6780592567. The cubic root of 139610248 is about 518.7671087791.

The spelling of 139610248 in words is "one hundred thirty-nine million, six hundred ten thousand, two hundred forty-eight".