61450722 has 12 divisors (see below), whose sum is σ = 133143270. Its totient is φ = 20483568.

The previous prime is 61450709. The next prime is 61450757. The reversal of 61450722 is 22705416.

It can be written as a sum of positive squares in only one way, i.e., 47320641 + 14130081 = 6879^2 + 3759^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1706947 + ... + 1706982.

Almost surely, 2^61450722 is an apocalyptic number.

61450722 is an abundant number, since it is smaller than the sum of its proper divisors (71692548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61450722 is a wasteful number, since it uses less digits than its factorization.

61450722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413937 (or 3413934 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 61450722 is about 7839.0510905339. The cubic root of 61450722 is about 394.6168843129.

The spelling of 61450722 in words is "sixty-one million, four hundred fifty thousand, seven hundred twenty-two".