34778433 has 4 divisors (see below), whose sum is σ = 46371248. Its totient is φ = 23185620.

The previous prime is 34778431. The next prime is 34778437. The reversal of 34778433 is 33487743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 34778433 - 2¹ = 34778431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34778391 and 34778400.

It is not an unprimeable number, because it can be changed into a prime (34778431) 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, 5796403 + ... + 5796408.

It is an arithmetic number, because the mean of its divisors is an integer number (11592812).

Almost surely, 2^34778433 is an apocalyptic number.

It is an amenable number.

34778433 is a deficient number, since it is larger than the sum of its proper divisors (11592815).

34778433 is a wasteful number, since it uses less digits than its factorization.

34778433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11592814.

The product of its digits is 169344, while the sum is 39.

The square root of 34778433 is about 5897.3242237476. The cubic root of 34778433 is about 326.4149213881.

The spelling of 34778433 in words is "thirty-four million, seven hundred seventy-eight thousand, four hundred thirty-three".