1392093 has 16 divisors (see below), whose sum is σ = 2108160. Its totient is φ = 907488.

The previous prime is 1392089. The next prime is 1392101. The reversal of 1392093 is 3902931.

It is not a de Polignac number, because 1392093 - 2² = 1392089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

1392093 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 721 + ... + 1817.

It is an arithmetic number, because the mean of its divisors is an integer number (131760).

2^1392093 is an apocalyptic number.

It is an amenable number.

1392093 is a deficient number, since it is larger than the sum of its proper divisors (716067).

1392093 is a wasteful number, since it uses less digits than its factorization.

1392093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 1392093 is about 1179.8699080831. The cubic root of 1392093 is about 111.6578899565.

The spelling of 1392093 in words is "one million, three hundred ninety-two thousand, ninety-three".