1420593 has 4 divisors (see below), whose sum is σ = 1894128. Its totient is φ = 947060.

The previous prime is 1420583. The next prime is 1420603. The reversal of 1420593 is 3950241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1420583) and next prime (1420603).

It is a cyclic number.

It is not a de Polignac number, because 1420593 - 2⁴ = 1420577 is a prime.

It is a D-number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1420583) 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, 236763 + ... + 236768.

It is an arithmetic number, because the mean of its divisors is an integer number (473532).

2^1420593 is an apocalyptic number.

It is an amenable number.

1420593 is a deficient number, since it is larger than the sum of its proper divisors (473535).

1420593 is an equidigital number, since it uses as much as digits as its factorization.

1420593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473534.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1420593 is about 1191.8863200826. The cubic root of 1420593 is about 112.4147304479.

The spelling of 1420593 in words is "one million, four hundred twenty thousand, five hundred ninety-three".