34623240 has 32 divisors (see below), whose sum is σ = 103870080. Its totient is φ = 9232832.

The previous prime is 34623233. The next prime is 34623247. The reversal of 34623240 is 4232643.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34623233) and next prime (34623247).

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 34623240.

It is not an unprimeable number, because it can be changed into a prime (34623247) 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, 144144 + ... + 144383.

It is an arithmetic number, because the mean of its divisors is an integer number (3245940).

Almost surely, 2^34623240 is an apocalyptic number.

34623240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34623240 is an abundant number, since it is smaller than the sum of its proper divisors (69246840).

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

34623240 is a wasteful number, since it uses less digits than its factorization.

34623240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288541 (or 288537 counting only the distinct ones).

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

The square root of 34623240 is about 5884.1515955998. The cubic root of 34623240 is about 325.9286732181.

Adding to 34623240 its reverse (4232643), we get a palindrome (38855883).

The spelling of 34623240 in words is "thirty-four million, six hundred twenty-three thousand, two hundred forty".