61224766 has 4 divisors (see below), whose sum is σ = 91837152. Its totient is φ = 30612382.

The previous prime is 61224749. The next prime is 61224809. The reversal of 61224766 is 66742216.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15306190 + ... + 15306193.

It is an arithmetic number, because the mean of its divisors is an integer number (22959288).

Almost surely, 2^61224766 is an apocalyptic number.

61224766 is a deficient number, since it is larger than the sum of its proper divisors (30612386).

61224766 is a wasteful number, since it uses less digits than its factorization.

61224766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30612385.

The product of its digits is 24192, while the sum is 34.

The square root of 61224766 is about 7824.6256140470. The cubic root of 61224766 is about 394.1326178834.

The spelling of 61224766 in words is "sixty-one million, two hundred twenty-four thousand, seven hundred sixty-six".