34363640 has 16 divisors (see below), whose sum is σ = 77318280. Its totient is φ = 13745440.

The previous prime is 34363621. The next prime is 34363661. The reversal of 34363640 is 4636343.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429506 + ... + 429585.

Almost surely, 2^34363640 is an apocalyptic number.

It is an amenable number.

34363640 is an abundant number, since it is smaller than the sum of its proper divisors (42954640).

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

34363640 is a wasteful number, since it uses less digits than its factorization.

34363640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859102 (or 859098 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 34363640 is about 5862.0508356718. The cubic root of 34363640 is about 325.1120402663.

Adding to 34363640 its reverse (4636343), we get a palindrome (38999983).

The spelling of 34363640 in words is "thirty-four million, three hundred sixty-three thousand, six hundred forty".