61255622 has 4 divisors (see below), whose sum is σ = 91883436. Its totient is φ = 30627810.

The previous prime is 61255613. The next prime is 61255643. The reversal of 61255622 is 22655216.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15313904 + ... + 15313907.

It is an arithmetic number, because the mean of its divisors is an integer number (22970859).

Almost surely, 2^61255622 is an apocalyptic number.

61255622 is a deficient number, since it is larger than the sum of its proper divisors (30627814).

61255622 is a wasteful number, since it uses less digits than its factorization.

61255622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30627813.

The product of its digits is 7200, while the sum is 29.

The square root of 61255622 is about 7826.5970894125. The cubic root of 61255622 is about 394.1988182922.

The spelling of 61255622 in words is "sixty-one million, two hundred fifty-five thousand, six hundred twenty-two".