97142450 has 24 divisors (see below), whose sum is σ = 181030080. Its totient is φ = 38782800.

The previous prime is 97142449. The next prime is 97142483. The reversal of 97142450 is 5424179.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30011 + ... + 33089.

It is an arithmetic number, because the mean of its divisors is an integer number (7542920).

Almost surely, 2^97142450 is an apocalyptic number.

97142450 is a deficient number, since it is larger than the sum of its proper divisors (83887630).

97142450 is a wasteful number, since it uses less digits than its factorization.

97142450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722 (or 3717 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 97142450 is about 9856.0869517268. The cubic root of 97142450 is about 459.6948985010.

The spelling of 97142450 in words is "ninety-seven million, one hundred forty-two thousand, four hundred fifty".