350633987 has 4 divisors (see below), whose sum is σ = 382509816. Its totient is φ = 318758160.

The previous prime is 350633957. The next prime is 350633989. The reversal of 350633987 is 789336053.

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

It is a cyclic number.

It is not a de Polignac number, because 350633987 - 2¹⁰ = 350632963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (350633989) 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, 15937898 + ... + 15937919.

It is an arithmetic number, because the mean of its divisors is an integer number (95627454).

Almost surely, 2^350633987 is an apocalyptic number.

350633987 is a deficient number, since it is larger than the sum of its proper divisors (31875829).

350633987 is a wasteful number, since it uses less digits than its factorization.

350633987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31875828.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 350633987 is about 18725.2232830479. The cubic root of 350633987 is about 705.1551304246.

The spelling of 350633987 in words is "three hundred fifty million, six hundred thirty-three thousand, nine hundred eighty-seven".