61294227 has 4 divisors (see below), whose sum is σ = 81725640. Its totient is φ = 40862816.

The previous prime is 61294151. The next prime is 61294267. The reversal of 61294227 is 72249216.

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

It is a cyclic number.

It is not a de Polignac number, because 61294227 - 2¹⁰ = 61293203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61294267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10215702 + ... + 10215707.

It is an arithmetic number, because the mean of its divisors is an integer number (20431410).

Almost surely, 2^61294227 is an apocalyptic number.

61294227 is a deficient number, since it is larger than the sum of its proper divisors (20431413).

61294227 is a wasteful number, since it uses less digits than its factorization.

61294227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20431412.

The product of its digits is 12096, while the sum is 33.

The square root of 61294227 is about 7829.0629707520. The cubic root of 61294227 is about 394.2816125950.

The spelling of 61294227 in words is "sixty-one million, two hundred ninety-four thousand, two hundred twenty-seven".