84253764 has 48 divisors (see below), whose sum is σ = 225884288. Its totient is φ = 23943168.

The previous prime is 84253747. The next prime is 84253781. The reversal of 84253764 is 46735248.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84253747) and next prime (84253781).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13614 + ... + 18810.

Almost surely, 2^84253764 is an apocalyptic number.

84253764 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84253764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112942144).

84253764 is an abundant number, since it is smaller than the sum of its proper divisors (141630524).

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

84253764 is a wasteful number, since it uses less digits than its factorization.

84253764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5404 (or 5402 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 84253764 is about 9178.9849111980. The cubic root of 84253764 is about 438.3924882053.

The spelling of 84253764 in words is "eighty-four million, two hundred fifty-three thousand, seven hundred sixty-four".