99347438 has 8 divisors (see below), whose sum is σ = 150496920. Its totient is φ = 49181800.

The previous prime is 99347411. The next prime is 99347441. The reversal of 99347438 is 83474399.

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

It is a junction number, because it is equal to n+sod(n) for n = 99347392 and 99347401.

It is a congruent number.

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, 245708 + ... + 246111.

It is an arithmetic number, because the mean of its divisors is an integer number (18812115).

Almost surely, 2^99347438 is an apocalyptic number.

99347438 is a deficient number, since it is larger than the sum of its proper divisors (51149482).

99347438 is a wasteful number, since it uses less digits than its factorization.

99347438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491922.

The product of its digits is 653184, while the sum is 47.

The square root of 99347438 is about 9967.3184959647. The cubic root of 99347438 is about 463.1470376882.

The spelling of 99347438 in words is "ninety-nine million, three hundred forty-seven thousand, four hundred thirty-eight".