34481387 has 4 divisors (see below), whose sum is σ = 34797840. Its totient is φ = 34164936.

The previous prime is 34481383. The next prime is 34481401. The reversal of 34481387 is 78318443.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34481387 - 2² = 34481383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34481387.

It is not an unprimeable number, because it can be changed into a prime (34481383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158063 + ... + 158280.

It is an arithmetic number, because the mean of its divisors is an integer number (8699460).

Almost surely, 2^34481387 is an apocalyptic number.

34481387 is a deficient number, since it is larger than the sum of its proper divisors (316453).

34481387 is a wasteful number, since it uses less digits than its factorization.

34481387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316452.

The product of its digits is 64512, while the sum is 38.

The square root of 34481387 is about 5872.0854046923. The cubic root of 34481387 is about 325.4829490448.

The spelling of 34481387 in words is "thirty-four million, four hundred eighty-one thousand, three hundred eighty-seven".