97478842 has 8 divisors (see below), whose sum is σ = 146686356. Its totient is φ = 48583392.

The previous prime is 97478827. The next prime is 97478851. The reversal of 97478842 is 24887479.

It can be written as a sum of positive squares in 2 ways, for example, as 65431921 + 32046921 = 8089^2 + 5661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77233 + ... + 78484.

Almost surely, 2^97478842 is an apocalyptic number.

97478842 is a deficient number, since it is larger than the sum of its proper divisors (49207514).

97478842 is a wasteful number, since it uses less digits than its factorization.

97478842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156032.

The product of its digits is 903168, while the sum is 49.

The square root of 97478842 is about 9873.1373939594. The cubic root of 97478842 is about 460.2249089204.

The spelling of 97478842 in words is "ninety-seven million, four hundred seventy-eight thousand, eight hundred forty-two".