61948886 has 8 divisors (see below), whose sum is σ = 93156264. Its totient is φ = 30896800.

The previous prime is 61948847. The next prime is 61948889. The reversal of 61948886 is 68884916.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61948889) 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, 37820 + ... + 39423.

It is an arithmetic number, because the mean of its divisors is an integer number (11644533).

Almost surely, 2^61948886 is an apocalyptic number.

61948886 is a deficient number, since it is larger than the sum of its proper divisors (31207378).

61948886 is a wasteful number, since it uses less digits than its factorization.

61948886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77646.

The product of its digits is 663552, while the sum is 50.

The square root of 61948886 is about 7870.7614625270. The cubic root of 61948886 is about 395.6803656500.

The spelling of 61948886 in words is "sixty-one million, nine hundred forty-eight thousand, eight hundred eighty-six".