34851040 has 144 divisors (see below), whose sum is σ = 100088352. Its totient is φ = 11225088.

The previous prime is 34851031. The next prime is 34851041. The reversal of 34851040 is 4015843.

It is a junction number, because it is equal to n+sod(n) for n = 34850996 and 34851014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34851041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 941902 + ... + 941938.

It is an arithmetic number, because the mean of its divisors is an integer number (695058).

Almost surely, 2^34851040 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 34851040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50044176).

34851040 is an abundant number, since it is smaller than the sum of its proper divisors (65237312).

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

34851040 is a wasteful number, since it uses less digits than its factorization.

34851040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 34851040 is about 5903.4769415998. The cubic root of 34851040 is about 326.6419158442.

Adding to 34851040 its reverse (4015843), we get a palindrome (38866883).

The spelling of 34851040 in words is "thirty-four million, eight hundred fifty-one thousand, forty".