61225452 has 36 divisors (see below), whose sum is σ = 155032696. Its totient is φ = 20373120.

The previous prime is 61225427. The next prime is 61225459. The reversal of 61225452 is 25452216.

61225452 is a `hidden beast` number, since 612 + 2 + 5 + 45 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (61225459) 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, 27252 + ... + 29412.

Almost surely, 2^61225452 is an apocalyptic number.

It is an amenable number.

61225452 is an abundant number, since it is smaller than the sum of its proper divisors (93807244).

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

61225452 is a wasteful number, since it uses less digits than its factorization.

61225452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2958 (or 2953 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 61225452 is about 7824.6694498873. The cubic root of 61225452 is about 394.1340899128.

Adding to 61225452 its reverse (25452216), we get a palindrome (86677668).

The spelling of 61225452 in words is "sixty-one million, two hundred twenty-five thousand, four hundred fifty-two".