899272407 has 8 divisors (see below), whose sum is σ = 1308032640. Its totient is φ = 545013560.

The previous prime is 899272369. The next prime is 899272411. The reversal of 899272407 is 704272998.

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 899272407 - 2⁷ = 899272279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899272447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13625307 + ... + 13625372.

It is an arithmetic number, because the mean of its divisors is an integer number (163504080).

Almost surely, 2^899272407 is an apocalyptic number.

899272407 is a deficient number, since it is larger than the sum of its proper divisors (408760233).

899272407 is a wasteful number, since it uses less digits than its factorization.

899272407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27250693.

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 899272407 is about 29987.8709981219. The cubic root of 899272407 is about 965.2291354548.

The spelling of 899272407 in words is "eight hundred ninety-nine million, two hundred seventy-two thousand, four hundred seven".