61256246 has 4 divisors (see below), whose sum is σ = 91884372. Its totient is φ = 30628122.

The previous prime is 61256243. The next prime is 61256267. The reversal of 61256246 is 64265216.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61256243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15314060 + ... + 15314063.

It is an arithmetic number, because the mean of its divisors is an integer number (22971093).

Almost surely, 2^61256246 is an apocalyptic number.

61256246 is a deficient number, since it is larger than the sum of its proper divisors (30628126).

61256246 is a wasteful number, since it uses less digits than its factorization.

61256246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30628125.

The product of its digits is 17280, while the sum is 32.

The square root of 61256246 is about 7826.6369533791. The cubic root of 61256246 is about 394.2001568318.

The spelling of 61256246 in words is "sixty-one million, two hundred fifty-six thousand, two hundred forty-six".