61514225 has 12 divisors (see below), whose sum is σ = 76446000. Its totient is φ = 49102800.

The previous prime is 61514197. The next prime is 61514231. The reversal of 61514225 is 52241516.

It is not a de Polignac number, because 61514225 - 2⁶ = 61514161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61514194 and 61514203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10010 + ... + 14940.

It is an arithmetic number, because the mean of its divisors is an integer number (6370500).

Almost surely, 2^61514225 is an apocalyptic number.

It is an amenable number.

61514225 is a deficient number, since it is larger than the sum of its proper divisors (14931775).

61514225 is a wasteful number, since it uses less digits than its factorization.

61514225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440 (or 5435 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 61514225 is about 7843.1004711147. The cubic root of 61514225 is about 394.7527695016.

The spelling of 61514225 in words is "sixty-one million, five hundred fourteen thousand, two hundred twenty-five".