61959722 has 16 divisors (see below), whose sum is σ = 106725600. Its totient is φ = 26681040.

The previous prime is 61959721. The next prime is 61959727. The reversal of 61959722 is 22795916.

It is a self number, because there is not a number n which added to its sum of digits gives 61959722.

It is not an unprimeable number, because it can be changed into a prime (61959721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73697 + ... + 74532.

It is an arithmetic number, because the mean of its divisors is an integer number (6670350).

Almost surely, 2^61959722 is an apocalyptic number.

61959722 is a deficient number, since it is larger than the sum of its proper divisors (44765878).

61959722 is a wasteful number, since it uses less digits than its factorization.

61959722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148261.

The product of its digits is 68040, while the sum is 41.

The square root of 61959722 is about 7871.4498029270. The cubic root of 61959722 is about 395.7034348971.

The spelling of 61959722 in words is "sixty-one million, nine hundred fifty-nine thousand, seven hundred twenty-two".