84813454 has 32 divisors (see below), whose sum is σ = 146770560. Its totient is φ = 36352800.

The previous prime is 84813451. The next prime is 84813457. The reversal of 84813454 is 45431848.

It is an interprime number because it is at equal distance from previous prime (84813451) and next prime (84813457).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84813451) 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, 138052 + ... + 138664.

It is an arithmetic number, because the mean of its divisors is an integer number (4586580).

Almost surely, 2^84813454 is an apocalyptic number.

84813454 is a deficient number, since it is larger than the sum of its proper divisors (61957106).

84813454 is a wasteful number, since it uses less digits than its factorization.

84813454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976.

The product of its digits is 61440, while the sum is 37.

The square root of 84813454 is about 9209.4220231239. The cubic root of 84813454 is about 439.3610802556.

It can be divided in two parts, 8481 and 3454, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 84813454 in words is "eighty-four million, eight hundred thirteen thousand, four hundred fifty-four".