434338812 has 18 divisors (see below), whose sum is σ = 1097912088. Its totient is φ = 144779592.

The previous prime is 434338811. The next prime is 434338813. The reversal of 434338812 is 218833434.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (434338811) and next prime (434338813).

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 12064967 = 434338812 / (4 + 3 + 4 + 3 + 3 + 8 + 8 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434338811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6032448 + ... + 6032519.

It is an arithmetic number, because the mean of its divisors is an integer number (60995116).

Almost surely, 2^434338812 is an apocalyptic number.

It is an amenable number.

434338812 is an abundant number, since it is smaller than the sum of its proper divisors (663573276).

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

434338812 is a wasteful number, since it uses less digits than its factorization.

434338812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12064977 (or 12064972 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 434338812 is about 20840.7968177803. The cubic root of 434338812 is about 757.3143969021.

The spelling of 434338812 in words is "four hundred thirty-four million, three hundred thirty-eight thousand, eight hundred twelve".