849377454 has 16 divisors (see below), whose sum is σ = 1700130000. Its totient is φ = 282896640.

The previous prime is 849377447. The next prime is 849377461. The reversal of 849377454 is 454773948.

It is an interprime number because it is at equal distance from previous prime (849377447) and next prime (849377461).

It is a junction number, because it is equal to n+sod(n) for n = 849377397 and 849377406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49177 + ... + 64164.

It is an arithmetic number, because the mean of its divisors is an integer number (106258125).

Almost surely, 2^849377454 is an apocalyptic number.

849377454 is an abundant number, since it is smaller than the sum of its proper divisors (850752546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

849377454 is a wasteful number, since it uses less digits than its factorization.

849377454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114595.

The product of its digits is 3386880, while the sum is 51.

The square root of 849377454 is about 29144.0809427918. The cubic root of 849377454 is about 947.0369187225.

The spelling of 849377454 in words is "eight hundred forty-nine million, three hundred seventy-seven thousand, four hundred fifty-four".