99474457 has 8 divisors (see below), whose sum is σ = 100694880. Its totient is φ = 98261280.

The previous prime is 99474451. The next prime is 99474461. The reversal of 99474457 is 75447499.

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

It is a cyclic number.

It is not a de Polignac number, because 99474457 - 2¹¹ = 99472409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99474457.

It is not an unprimeable number, because it can be changed into a prime (99474451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28894 + ... + 32152.

It is an arithmetic number, because the mean of its divisors is an integer number (12586860).

Almost surely, 2^99474457 is an apocalyptic number.

It is an amenable number.

99474457 is a deficient number, since it is larger than the sum of its proper divisors (1220423).

99474457 is a wasteful number, since it uses less digits than its factorization.

99474457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3623.

The product of its digits is 1270080, while the sum is 49.

The square root of 99474457 is about 9973.6882345499. The cubic root of 99474457 is about 463.3443365858.

The spelling of 99474457 in words is "ninety-nine million, four hundred seventy-four thousand, four hundred fifty-seven".