897839750 has 16 divisors (see below), whose sum is σ = 1680756480. Its totient is φ = 359135800.

The previous prime is 897839713. The next prime is 897839759. The reversal of 897839750 is 57938798.

897839750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×897839750² = 1612232433360125000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897839759) 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, 1795430 + ... + 1795929.

It is an arithmetic number, because the mean of its divisors is an integer number (105047280).

Almost surely, 2^897839750 is an apocalyptic number.

897839750 is a deficient number, since it is larger than the sum of its proper divisors (782916730).

897839750 is a wasteful number, since it uses less digits than its factorization.

897839750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3591376 (or 3591366 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 56.

The square root of 897839750 is about 29963.9742023651. The cubic root of 897839750 is about 964.7162848190.

The spelling of 897839750 in words is "eight hundred ninety-seven million, eight hundred thirty-nine thousand, seven hundred fifty".