61112266 has 4 divisors (see below), whose sum is σ = 91668402. Its totient is φ = 30556132.

The previous prime is 61112243. The next prime is 61112291. The reversal of 61112266 is 66221116.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 58293225 + 2819041 = 7635^2 + 1679^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 61112266.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15278065 + ... + 15278068.

Almost surely, 2^61112266 is an apocalyptic number.

61112266 is a deficient number, since it is larger than the sum of its proper divisors (30556136).

61112266 is a wasteful number, since it uses less digits than its factorization.

61112266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30556135.

The product of its digits is 864, while the sum is 25.

The square root of 61112266 is about 7817.4334662983. The cubic root of 61112266 is about 393.8910647329.

The spelling of 61112266 in words is "sixty-one million, one hundred twelve thousand, two hundred sixty-six".