61656346 has 8 divisors (see below), whose sum is σ = 92536704. Its totient is φ = 30810780.

The previous prime is 61656337. The next prime is 61656347. The reversal of 61656346 is 64365616.

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

It is not an unprimeable number, because it can be changed into a prime (61656347) 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, 3690 + ... + 11701.

It is an arithmetic number, because the mean of its divisors is an integer number (11567088).

Almost surely, 2^61656346 is an apocalyptic number.

61656346 is a deficient number, since it is larger than the sum of its proper divisors (30880358).

61656346 is a wasteful number, since it uses less digits than its factorization.

61656346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17396.

The product of its digits is 77760, while the sum is 37.

The square root of 61656346 is about 7852.1555002432. The cubic root of 61656346 is about 395.0565448080.

The spelling of 61656346 in words is "sixty-one million, six hundred fifty-six thousand, three hundred forty-six".