1374993 has 6 divisors (see below), whose sum is σ = 1986114. Its totient is φ = 916656.

The previous prime is 1374983. The next prime is 1375007. The reversal of 1374993 is 3994731.

It can be written as a sum of positive squares in only one way, i.e., 1096209 + 278784 = 1047^2 + 528^2 .

It is not a de Polignac number, because 1374993 - 2⁶ = 1374929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1374953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76380 + ... + 76397.

It is an arithmetic number, because the mean of its divisors is an integer number (331019).

2^1374993 is an apocalyptic number.

It is an amenable number.

1374993 is a deficient number, since it is larger than the sum of its proper divisors (611121).

1374993 is a wasteful number, since it uses less digits than its factorization.

1374993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152783 (or 152780 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 1374993 is about 1172.6009551420. The cubic root of 1374993 is about 111.1988158268.

The spelling of 1374993 in words is "one million, three hundred seventy-four thousand, nine hundred ninety-three".