61422650 has 24 divisors (see below), whose sum is σ = 119215584. Its totient is φ = 23500400.

The previous prime is 61422623. The next prime is 61422659. The reversal of 61422650 is 5622416.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (61422659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25556 + ... + 27855.

It is an arithmetic number, because the mean of its divisors is an integer number (4967316).

Almost surely, 2^61422650 is an apocalyptic number.

61422650 is a deficient number, since it is larger than the sum of its proper divisors (57792934).

61422650 is a wasteful number, since it uses less digits than its factorization.

61422650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53446 (or 53441 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 61422650 is about 7837.2603631626. The cubic root of 61422650 is about 394.5567853583.

The spelling of 61422650 in words is "sixty-one million, four hundred twenty-two thousand, six hundred fifty".