2906438 has 8 divisors (see below), whose sum is σ = 4510080. Its totient is φ = 1403080.

The previous prime is 2906429. The next prime is 2906443. The reversal of 2906438 is 8346092.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24998 + ... + 25113.

It is an arithmetic number, because the mean of its divisors is an integer number (563760).

2^2906438 is an apocalyptic number.

2906438 is a deficient number, since it is larger than the sum of its proper divisors (1603642).

2906438 is a wasteful number, since it uses less digits than its factorization.

2906438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50142.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2906438 is about 1704.8278505468. The cubic root of 2906438 is about 142.7097639132.

The spelling of 2906438 in words is "two million, nine hundred six thousand, four hundred thirty-eight".