61394360 has 32 divisors (see below), whose sum is σ = 144145440. Its totient is φ = 23489664.

The previous prime is 61394351. The next prime is 61394371. The reversal of 61394360 is 6349316.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32447 + ... + 34286.

It is an arithmetic number, because the mean of its divisors is an integer number (4504545).

Almost surely, 2^61394360 is an apocalyptic number.

It is an amenable number.

61394360 is an abundant number, since it is smaller than the sum of its proper divisors (82751080).

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

61394360 is a wasteful number, since it uses less digits than its factorization.

61394360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66767 (or 66763 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 61394360 is about 7835.4553154236. The cubic root of 61394360 is about 394.4962011625.

The spelling of 61394360 in words is "sixty-one million, three hundred ninety-four thousand, three hundred sixty".