893649243 has 16 divisors (see below), whose sum is σ = 1221710112. Its totient is φ = 580704000.

The previous prime is 893649241. The next prime is 893649247. The reversal of 893649243 is 342946398.

It is not a de Polignac number, because 893649243 - 2¹ = 893649241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 893649192 and 893649201.

It is not an unprimeable number, because it can be changed into a prime (893649241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167233 + ... + 172493.

It is an arithmetic number, because the mean of its divisors is an integer number (76356882).

Almost surely, 2^893649243 is an apocalyptic number.

893649243 is a deficient number, since it is larger than the sum of its proper divisors (328060869).

893649243 is a wasteful number, since it uses less digits than its factorization.

893649243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6686.

The product of its digits is 1119744, while the sum is 48.

The square root of 893649243 is about 29893.9666655330. The cubic root of 893649243 is about 963.2130632795.

The spelling of 893649243 in words is "eight hundred ninety-three million, six hundred forty-nine thousand, two hundred forty-three".