43340402 has 24 divisors (see below), whose sum is σ = 75866544. Its totient is φ = 18515112.

The previous prime is 43340393. The next prime is 43340411. The reversal of 43340402 is 20404334.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (43340393) and next prime (43340411).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45293 + ... + 46239.

It is an arithmetic number, because the mean of its divisors is an integer number (3161106).

Almost surely, 2^43340402 is an apocalyptic number.

43340402 is a deficient number, since it is larger than the sum of its proper divisors (32526142).

43340402 is a wasteful number, since it uses less digits than its factorization.

43340402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1423 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 43340402 is about 6583.3427679257. The cubic root of 43340402 is about 351.2618452374.

Adding to 43340402 its reverse (20404334), we get a palindrome (63744736).

The spelling of 43340402 in words is "forty-three million, three hundred forty thousand, four hundred two".