855023458 has 16 divisors (see below), whose sum is σ = 1305166464. Its totient is φ = 419985360.

The previous prime is 855023447. The next prime is 855023461. The reversal of 855023458 is 854320558.

It is a super-2 number, since 2×855023458² = 1462130227460555528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 855023458.

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, 106791 + ... + 114517.

It is an arithmetic number, because the mean of its divisors is an integer number (81572904).

Almost surely, 2^855023458 is an apocalyptic number.

855023458 is a deficient number, since it is larger than the sum of its proper divisors (450143006).

855023458 is a wasteful number, since it uses less digits than its factorization.

855023458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8697.

The product of its (nonzero) digits is 192000, while the sum is 40.

The square root of 855023458 is about 29240.7841550120. The cubic root of 855023458 is about 949.1306758420.

The spelling of 855023458 in words is "eight hundred fifty-five million, twenty-three thousand, four hundred fifty-eight".