890534715 has 48 divisors (see below), whose sum is σ = 1729888512. Its totient is φ = 383141376.

The previous prime is 890534713. The next prime is 890534747. The reversal of 890534715 is 517435098.

It is not a de Polignac number, because 890534715 - 2¹ = 890534713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (890534713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15672 + ... + 45018.

It is an arithmetic number, because the mean of its divisors is an integer number (36039344).

Almost surely, 2^890534715 is an apocalyptic number.

890534715 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

890534715 is a deficient number, since it is larger than the sum of its proper divisors (839353797).

890534715 is a wasteful number, since it uses less digits than its factorization.

890534715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29396 (or 29379 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 890534715 is about 29841.8282784417. The cubic root of 890534715 is about 962.0927706633.

The spelling of 890534715 in words is "eight hundred ninety million, five hundred thirty-four thousand, seven hundred fifteen".