61248274 has 4 divisors (see below), whose sum is σ = 91872414. Its totient is φ = 30624136.

The previous prime is 61248269. The next prime is 61248289. The reversal of 61248274 is 47284216.

It is a happy number.

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., 34281025 + 26967249 = 5855^2 + 5193^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15312067 + ... + 15312070.

Almost surely, 2^61248274 is an apocalyptic number.

61248274 is a deficient number, since it is larger than the sum of its proper divisors (30624140).

61248274 is a wasteful number, since it uses less digits than its factorization.

61248274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30624139.

The product of its digits is 21504, while the sum is 34.

The square root of 61248274 is about 7826.1276503773. The cubic root of 61248274 is about 394.1830554465.

The spelling of 61248274 in words is "sixty-one million, two hundred forty-eight thousand, two hundred seventy-four".