61102028 has 12 divisors (see below), whose sum is σ = 115153920. Its totient is φ = 28200912.

The previous prime is 61102003. The next prime is 61102039. The reversal of 61102028 is 82020116.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587468 + ... + 587571.

It is an arithmetic number, because the mean of its divisors is an integer number (9596160).

Almost surely, 2^61102028 is an apocalyptic number.

It is an amenable number.

61102028 is a deficient number, since it is larger than the sum of its proper divisors (54051892).

61102028 is a wasteful number, since it uses less digits than its factorization.

61102028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175056 (or 1175054 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 61102028 is about 7816.7786203781. The cubic root of 61102028 is about 393.8690676108.

The spelling of 61102028 in words is "sixty-one million, one hundred two thousand, twenty-eight".