423378414 has 28 divisors (see below), whose sum is σ = 952169136. Its totient is φ = 141125652.

The previous prime is 423378409. The next prime is 423378419. The reversal of 423378414 is 414873324.

423378414 is a `hidden beast` number, since 4 + 233 + 7 + 8 + 414 = 666.

It is an interprime number because it is at equal distance from previous prime (423378409) and next prime (423378419).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423378419) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 143734 + ... + 146649.

Almost surely, 2^423378414 is an apocalyptic number.

423378414 is an abundant number, since it is smaller than the sum of its proper divisors (528790722).

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

423378414 is an equidigital number, since it uses as much as digits as its factorization.

423378414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290403 (or 290388 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 423378414 is about 20576.1613038001. The cubic root of 423378414 is about 750.8898557913.

The spelling of 423378414 in words is "four hundred twenty-three million, three hundred seventy-eight thousand, four hundred fourteen".