34393287 has 8 divisors (see below), whose sum is σ = 48271360. Its totient is φ = 21722040.

The previous prime is 34393267. The next prime is 34393297. The reversal of 34393287 is 78239343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34393287 - 2¹² = 34389191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34393267) 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, 301639 + ... + 301752.

It is an arithmetic number, because the mean of its divisors is an integer number (6033920).

Almost surely, 2^34393287 is an apocalyptic number.

34393287 is a deficient number, since it is larger than the sum of its proper divisors (13878073).

34393287 is a wasteful number, since it uses less digits than its factorization.

34393287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603413.

The product of its digits is 108864, while the sum is 39.

The square root of 34393287 is about 5864.5790130239. The cubic root of 34393287 is about 325.2055094691.

The spelling of 34393287 in words is "thirty-four million, three hundred ninety-three thousand, two hundred eighty-seven".