84836406 has 16 divisors (see below), whose sum is σ = 178603200. Its totient is φ = 26790408.

The previous prime is 84836399. The next prime is 84836407. The reversal of 84836406 is 60463848.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84836407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371976 + ... + 372203.

It is an arithmetic number, because the mean of its divisors is an integer number (11162700).

Almost surely, 2^84836406 is an apocalyptic number.

84836406 is an abundant number, since it is smaller than the sum of its proper divisors (93766794).

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

84836406 is a wasteful number, since it uses less digits than its factorization.

84836406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744203.

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 84836406 is about 9210.6680539470. The cubic root of 84836406 is about 439.4007096050.

The spelling of 84836406 in words is "eighty-four million, eight hundred thirty-six thousand, four hundred six".