8434782 has 12 divisors (see below), whose sum is σ = 18275400. Its totient is φ = 2811588.

The previous prime is 8434763. The next prime is 8434787. The reversal of 8434782 is 2874348.

It is a super-2 number, since 2×8434782² = 142291094775048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8434787) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 234282 + ... + 234317.

It is an arithmetic number, because the mean of its divisors is an integer number (1522950).

Almost surely, 2^8434782 is an apocalyptic number.

8434782 is an abundant number, since it is smaller than the sum of its proper divisors (9840618).

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

8434782 is a wasteful number, since it uses less digits than its factorization.

8434782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468607 (or 468604 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 8434782 is about 2904.2696155832. The cubic root of 8434782 is about 203.5594587870.

It can be divided in two parts, 8434 and 782, that added together give a square (9216 = 96²).

The spelling of 8434782 in words is "eight million, four hundred thirty-four thousand, seven hundred eighty-two".