61764422 has 4 divisors (see below), whose sum is σ = 92646636. Its totient is φ = 30882210.

The previous prime is 61764413. The next prime is 61764457. The reversal of 61764422 is 22446716.

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, 15441104 + ... + 15441107.

It is an arithmetic number, because the mean of its divisors is an integer number (23161659).

Almost surely, 2^61764422 is an apocalyptic number.

61764422 is a deficient number, since it is larger than the sum of its proper divisors (30882214).

61764422 is a wasteful number, since it uses less digits than its factorization.

61764422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30882213.

The product of its digits is 16128, while the sum is 32.

The square root of 61764422 is about 7859.0344190619. The cubic root of 61764422 is about 395.2872385978.

The spelling of 61764422 in words is "sixty-one million, seven hundred sixty-four thousand, four hundred twenty-two".