97089450 has 24 divisors (see below), whose sum is σ = 240782208. Its totient is φ = 25890480.

The previous prime is 97089439. The next prime is 97089457. The reversal of 97089450 is 5498079.

It is a super-2 number, since 2×97089450² = 18852722602605000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97089457) 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, 323482 + ... + 323781.

It is an arithmetic number, because the mean of its divisors is an integer number (10032592).

Almost surely, 2^97089450 is an apocalyptic number.

97089450 is an abundant number, since it is smaller than the sum of its proper divisors (143692758).

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

97089450 is a wasteful number, since it uses less digits than its factorization.

97089450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647278 (or 647273 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 97089450 is about 9853.3978910831. The cubic root of 97089450 is about 459.6112815658.

The spelling of 97089450 in words is "ninety-seven million, eighty-nine thousand, four hundred fifty".