61996946 has 8 divisors (see below), whose sum is σ = 101449584. Its totient is φ = 28180420.

The previous prime is 61996903. The next prime is 61996951. The reversal of 61996946 is 64969916.

It is a happy number.

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

It is a super-3 number, since 3×61996946³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61996894 and 61996903.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1409000 + ... + 1409043.

It is an arithmetic number, because the mean of its divisors is an integer number (12681198).

Almost surely, 2^61996946 is an apocalyptic number.

61996946 is a deficient number, since it is larger than the sum of its proper divisors (39452638).

61996946 is a wasteful number, since it uses less digits than its factorization.

61996946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818056.

The product of its digits is 629856, while the sum is 50.

The square root of 61996946 is about 7873.8139424297. The cubic root of 61996946 is about 395.7826622587.

The spelling of 61996946 in words is "sixty-one million, nine hundred ninety-six thousand, nine hundred forty-six".