30961098 has 24 divisors (see below), whose sum is σ = 76665888. Its totient is φ = 8845992.

The previous prime is 30961087. The next prime is 30961103. The reversal of 30961098 is 89016903.

30961098 is a `hidden beast` number, since 30 + 9 + 610 + 9 + 8 = 666.

It is an alternating number because its digits alternate between odd and even.

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, 122736 + ... + 122987.

It is an arithmetic number, because the mean of its divisors is an integer number (3194412).

Almost surely, 2^30961098 is an apocalyptic number.

30961098 is an abundant number, since it is smaller than the sum of its proper divisors (45704790).

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

30961098 is a wasteful number, since it uses less digits than its factorization.

30961098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245738 (or 245735 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 30961098 is about 5564.2697634101. The cubic root of 30961098 is about 314.0066059438.

The spelling of 30961098 in words is "thirty million, nine hundred sixty-one thousand, ninety-eight".