98961970 has 16 divisors (see below), whose sum is σ = 178521408. Its totient is φ = 39498160.

The previous prime is 98961959. The next prime is 98961977. The reversal of 98961970 is 7916989.

It is not an unprimeable number, because it can be changed into a prime (98961977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5926 + ... + 15265.

It is an arithmetic number, because the mean of its divisors is an integer number (11157588).

Almost surely, 2^98961970 is an apocalyptic number.

98961970 is a deficient number, since it is larger than the sum of its proper divisors (79559438).

98961970 is a wasteful number, since it uses less digits than its factorization.

98961970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21665.

The product of its (nonzero) digits is 244944, while the sum is 49.

The square root of 98961970 is about 9947.9631080940. The cubic root of 98961970 is about 462.5472578932.

The spelling of 98961970 in words is "ninety-eight million, nine hundred sixty-one thousand, nine hundred seventy".