34036440 has 32 divisors (see below), whose sum is σ = 102109680. Its totient is φ = 9076352.

The previous prime is 34036423. The next prime is 34036447. The reversal of 34036440 is 4463043.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 34036440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34036447) 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, 141699 + ... + 141938.

Almost surely, 2^34036440 is an apocalyptic number.

34036440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34036440 is an abundant number, since it is smaller than the sum of its proper divisors (68073240).

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

34036440 is a wasteful number, since it uses less digits than its factorization.

34036440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283651 (or 283647 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 34036440 is about 5834.0757622780. The cubic root of 34036440 is about 324.0768755245.

Adding to 34036440 its reverse (4463043), we get a palindrome (38499483).

The spelling of 34036440 in words is "thirty-four million, thirty-six thousand, four hundred forty".