61922427 has 12 divisors (see below), whose sum is σ = 96043176. Its totient is φ = 35384160.

The previous prime is 61922411. The next prime is 61922461. The reversal of 61922427 is 72422916.

It is not a de Polignac number, because 61922427 - 2⁴ = 61922411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61922477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210474 + ... + 210767.

It is an arithmetic number, because the mean of its divisors is an integer number (8003598).

Almost surely, 2^61922427 is an apocalyptic number.

61922427 is a deficient number, since it is larger than the sum of its proper divisors (34120749).

61922427 is a wasteful number, since it uses less digits than its factorization.

61922427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421258 (or 421251 counting only the distinct ones).

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

The square root of 61922427 is about 7869.0804418305. The cubic root of 61922427 is about 395.6240245902.

The spelling of 61922427 in words is "sixty-one million, nine hundred twenty-two thousand, four hundred twenty-seven".