2345436 has 72 divisors (see below), whose sum is σ = 6522880. Its totient is φ = 734832.

The previous prime is 2345401. The next prime is 2345443. The reversal of 2345436 is 6345432.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between even and odd.

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, 18405 + ... + 18531.

2^2345436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2345436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3261440).

2345436 is an abundant number, since it is smaller than the sum of its proper divisors (4177444).

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

2345436 is a wasteful number, since it uses less digits than its factorization.

2345436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 151 counting only the distinct ones).

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

The square root of 2345436 is about 1531.4816355412. The cubic root of 2345436 is about 132.8641649328.

2345436 divided by its sum of digits (27) gives a palindrome (86868).

The spelling of 2345436 in words is "two million, three hundred forty-five thousand, four hundred thirty-six".