1334390 has 8 divisors (see below), whose sum is σ = 2401920. Its totient is φ = 533752.

The previous prime is 1334371. The next prime is 1334393. The reversal of 1334390 is 934331.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334393) 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 3 ways as a sum of consecutive naturals, for example, 66710 + ... + 66729.

It is an arithmetic number, because the mean of its divisors is an integer number (300240).

2^1334390 is an apocalyptic number.

1334390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1334390 is a deficient number, since it is larger than the sum of its proper divisors (1067530).

1334390 is a wasteful number, since it uses less digits than its factorization.

1334390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133446.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 1334390 is about 1155.1579978514. The cubic root of 1334390 is about 110.0933092563.

The spelling of 1334390 in words is "one million, three hundred thirty-four thousand, three hundred ninety".