3073438 has 4 divisors (see below), whose sum is σ = 4610160. Its totient is φ = 1536718.

The previous prime is 3073393. The next prime is 3073451. The reversal of 3073438 is 8343703.

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

It is a super-2 number, since 2×3073438² = 18892042279688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 768358 + ... + 768361.

It is an arithmetic number, because the mean of its divisors is an integer number (1152540).

Almost surely, 2^3073438 is an apocalyptic number.

3073438 is a deficient number, since it is larger than the sum of its proper divisors (1536722).

3073438 is a wasteful number, since it uses less digits than its factorization.

3073438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536721.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 3073438 is about 1753.1223573955. The cubic root of 3073438 is about 145.3923263485.

The spelling of 3073438 in words is "three million, seventy-three thousand, four hundred thirty-eight".