97961450 has 24 divisors (see below), whose sum is σ = 183654912. Its totient is φ = 38873520.

The previous prime is 97961443. The next prime is 97961453. The reversal of 97961450 is 5416979.

It is a super-2 number, since 2×97961450² = 19192891372205000, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 97961398 and 97961407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97961453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1364 + ... + 14063.

It is an arithmetic number, because the mean of its divisors is an integer number (7652288).

Almost surely, 2^97961450 is an apocalyptic number.

97961450 is a deficient number, since it is larger than the sum of its proper divisors (85693462).

97961450 is a wasteful number, since it uses less digits than its factorization.

97961450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15566 (or 15561 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 97961450 is about 9897.5476760660. The cubic root of 97961450 is about 460.9831681076.

The spelling of 97961450 in words is "ninety-seven million, nine hundred sixty-one thousand, four hundred fifty".