1373438 has 16 divisors (see below), whose sum is σ = 2267136. Its totient is φ = 618840.

The previous prime is 1373431. The next prime is 1373441. The reversal of 1373438 is 8343731.

It is a self number, because there is not a number n which added to its sum of digits gives 1373438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373431) 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, 3395 + ... + 3777.

It is an arithmetic number, because the mean of its divisors is an integer number (141696).

2^1373438 is an apocalyptic number.

1373438 is a deficient number, since it is larger than the sum of its proper divisors (893698).

1373438 is a wasteful number, since it uses less digits than its factorization.

1373438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559.

The product of its digits is 6048, while the sum is 29.

The square root of 1373438 is about 1171.9377116554. The cubic root of 1373438 is about 111.1568812174.

The spelling of 1373438 in words is "one million, three hundred seventy-three thousand, four hundred thirty-eight".