1420374 has 8 divisors (see below), whose sum is σ = 2840760. Its totient is φ = 473456.

The previous prime is 1420373. The next prime is 1420399. The reversal of 1420374 is 4730241.

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

1420374 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1420374.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420373) 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, 118359 + ... + 118370.

It is an arithmetic number, because the mean of its divisors is an integer number (355095).

2^1420374 is an apocalyptic number.

1420374 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1420374 is a wasteful number, since it uses less digits than its factorization.

1420374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236734.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1420374 is about 1191.7944453638. The cubic root of 1420374 is about 112.4089534962.

The spelling of 1420374 in words is "one million, four hundred twenty thousand, three hundred seventy-four".