34351040 has 28 divisors (see below), whose sum is σ = 81799176. Its totient is φ = 13740288.

The previous prime is 34351021. The next prime is 34351043. The reversal of 34351040 is 4015343.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34351043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53354 + ... + 53993.

Almost surely, 2^34351040 is an apocalyptic number.

It is an amenable number.

34351040 is an abundant number, since it is smaller than the sum of its proper divisors (47448136).

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

34351040 is a wasteful number, since it uses less digits than its factorization.

34351040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107364 (or 107354 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 34351040 is about 5860.9760279325. The cubic root of 34351040 is about 325.0722994969.

Adding to 34351040 its reverse (4015343), we get a palindrome (38366383).

The spelling of 34351040 in words is "thirty-four million, three hundred fifty-one thousand, forty".