34432140 has 48 divisors (see below), whose sum is σ = 102084192. Its totient is φ = 8641536.

The previous prime is 34432133. The next prime is 34432147. The reversal of 34432140 is 4123443.

It is an interprime number because it is at equal distance from previous prime (34432133) and next prime (34432147).

It is not an unprimeable number, because it can be changed into a prime (34432147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15859 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (2126754).

Almost surely, 2^34432140 is an apocalyptic number.

34432140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34432140 is an abundant number, since it is smaller than the sum of its proper divisors (67652052).

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

34432140 is a wasteful number, since it uses less digits than its factorization.

34432140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33786 (or 33784 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 34432140 is about 5867.8905920271. The cubic root of 34432140 is about 325.3279214850.

Adding to 34432140 its reverse (4123443), we get a palindrome (38555583).

The spelling of 34432140 in words is "thirty-four million, four hundred thirty-two thousand, one hundred forty".