84343425 has 24 divisors (see below), whose sum is σ = 142696224. Its totient is φ = 43935360.

The previous prime is 84343423. The next prime is 84343429. The reversal of 84343425 is 52434348.

It is not a de Polignac number, because 84343425 - 2¹ = 84343423 is a prime.

It is a super-2 number, since 2×84343425² = 14227626681461250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84343423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9852 + ... + 16301.

It is an arithmetic number, because the mean of its divisors is an integer number (5945676).

Almost surely, 2^84343425 is an apocalyptic number.

It is an amenable number.

84343425 is a deficient number, since it is larger than the sum of its proper divisors (58352799).

84343425 is a wasteful number, since it uses less digits than its factorization.

84343425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26209 (or 26204 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 84343425 is about 9183.8676493077. The cubic root of 84343425 is about 438.5479422850.

The spelling of 84343425 in words is "eighty-four million, three hundred forty-three thousand, four hundred twenty-five".