61264838 has 8 divisors (see below), whose sum is σ = 97303032. Its totient is φ = 28830496.

The previous prime is 61264831. The next prime is 61264843. The reversal of 61264838 is 83846216.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct 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 (61264831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 900920 + ... + 900987.

It is an arithmetic number, because the mean of its divisors is an integer number (12162879).

Almost surely, 2^61264838 is an apocalyptic number.

61264838 is a deficient number, since it is larger than the sum of its proper divisors (36038194).

61264838 is a wasteful number, since it uses less digits than its factorization.

61264838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801926.

The product of its digits is 55296, while the sum is 38.

The square root of 61264838 is about 7827.1858288915. The cubic root of 61264838 is about 394.2185865682.

The spelling of 61264838 in words is "sixty-one million, two hundred sixty-four thousand, eight hundred thirty-eight".