97508438 has 4 divisors (see below), whose sum is σ = 146262660. Its totient is φ = 48754218.

The previous prime is 97508417. The next prime is 97508449. The reversal of 97508438 is 83480579.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24377108 + ... + 24377111.

It is an arithmetic number, because the mean of its divisors is an integer number (36565665).

Almost surely, 2^97508438 is an apocalyptic number.

97508438 is a deficient number, since it is larger than the sum of its proper divisors (48754222).

97508438 is a wasteful number, since it uses less digits than its factorization.

97508438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48754221.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 97508438 is about 9874.6360945606. The cubic root of 97508438 is about 460.2714812085.

The spelling of 97508438 in words is "ninety-seven million, five hundred eight thousand, four hundred thirty-eight".