61562244 has 24 divisors (see below), whose sum is σ = 148599360. Its totient is φ = 19813024.

The previous prime is 61562243. The next prime is 61562297. The reversal of 61562244 is 44226516.

It is not an unprimeable number, because it can be changed into a prime (61562243) 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, 88104 + ... + 88799.

It is an arithmetic number, because the mean of its divisors is an integer number (6191640).

Almost surely, 2^61562244 is an apocalyptic number.

It is an amenable number.

61562244 is an abundant number, since it is smaller than the sum of its proper divisors (87037116).

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

61562244 is a wasteful number, since it uses less digits than its factorization.

61562244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176939 (or 176937 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 61562244 is about 7846.1610995442. The cubic root of 61562244 is about 394.8554595868.

The spelling of 61562244 in words is "sixty-one million, five hundred sixty-two thousand, two hundred forty-four".