2356434 has 48 divisors (see below), whose sum is σ = 5451264. Its totient is φ = 734400.

The previous prime is 2356429. The next prime is 2356451. The reversal of 2356434 is 4346532.

Its product of digits (8640) is a multiple of the sum of its prime divisors (180).

It is a junction number, because it is equal to n+sod(n) for n = 2356398 and 2356407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22827 + ... + 22929.

It is an arithmetic number, because the mean of its divisors is an integer number (113568).

2^2356434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2356434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2725632).

2356434 is an abundant number, since it is smaller than the sum of its proper divisors (3094830).

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

2356434 is a wasteful number, since it uses less digits than its factorization.

2356434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 180 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 2356434 is about 1535.0680766663. The cubic root of 2356434 is about 133.0715125997.

The spelling of 2356434 in words is "two million, three hundred fifty-six thousand, four hundred thirty-four".