800150399 has 4 divisors (see below), whose sum is σ = 800378040. Its totient is φ = 799922760.

The previous prime is 800150357. The next prime is 800150459. The reversal of 800150399 is 993051008.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-800150399 is a prime.

It is a super-2 number, since 2×800150399² = 1280481322039718402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800150599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108464 + ... + 115605.

It is an arithmetic number, because the mean of its divisors is an integer number (200094510).

Almost surely, 2^800150399 is an apocalyptic number.

800150399 is a deficient number, since it is larger than the sum of its proper divisors (227641).

800150399 is a wasteful number, since it uses less digits than its factorization.

800150399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227640.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 800150399 is about 28286.9298263350. The cubic root of 800150399 is about 928.3759372706.

The spelling of 800150399 in words is "eight hundred million, one hundred fifty thousand, three hundred ninety-nine".