61172092 has 12 divisors (see below), whose sum is σ = 107106160. Its totient is φ = 30570336.

The previous prime is 61172071. The next prime is 61172119. The reversal of 61172092 is 29027116.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 61172092.

It is a congruent number.

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, 12088 + ... + 16384.

Almost surely, 2^61172092 is an apocalyptic number.

It is an amenable number.

61172092 is a deficient number, since it is larger than the sum of its proper divisors (45934068).

61172092 is a wasteful number, since it uses less digits than its factorization.

61172092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7860 (or 7858 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 61172092 is about 7821.2589779395. The cubic root of 61172092 is about 394.0195563485.

The spelling of 61172092 in words is "sixty-one million, one hundred seventy-two thousand, ninety-two".