1390094 has 4 divisors (see below), whose sum is σ = 2085144. Its totient is φ = 695046.

The previous prime is 1390087. The next prime is 1390111. The reversal of 1390094 is 4900931.

It is a happy number.

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

It is a super-2 number, since 2×1390094² = 3864722657672, 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, 347522 + ... + 347525.

It is an arithmetic number, because the mean of its divisors is an integer number (521286).

2^1390094 is an apocalyptic number.

1390094 is a deficient number, since it is larger than the sum of its proper divisors (695050).

1390094 is an equidigital number, since it uses as much as digits as its factorization.

1390094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695049.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 1390094 is about 1179.0224764609. The cubic root of 1390094 is about 111.6044186617.

The spelling of 1390094 in words is "one million, three hundred ninety thousand, ninety-four".