61206274 has 4 divisors (see below), whose sum is σ = 91809414. Its totient is φ = 30603136.

The previous prime is 61206259. The next prime is 61206281. The reversal of 61206274 is 47260216.

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., 38975049 + 22231225 = 6243^2 + 4715^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15301567 + ... + 15301570.

Almost surely, 2^61206274 is an apocalyptic number.

61206274 is a deficient number, since it is larger than the sum of its proper divisors (30603140).

61206274 is a wasteful number, since it uses less digits than its factorization.

61206274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30603139.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 61206274 is about 7823.4438708282. The cubic root of 61206274 is about 394.0929333203.

The spelling of 61206274 in words is "sixty-one million, two hundred six thousand, two hundred seventy-four".