1401330 has 32 divisors (see below), whose sum is σ = 3844224. Its totient is φ = 320256.

The previous prime is 1401319. The next prime is 1401349. The reversal of 1401330 is 331041.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3127 + ... + 3546.

It is an arithmetic number, because the mean of its divisors is an integer number (120132).

2^1401330 is an apocalyptic number.

1401330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401330 is an abundant number, since it is smaller than the sum of its proper divisors (2442894).

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

1401330 is a wasteful number, since it uses less digits than its factorization.

1401330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6690.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1401330 is about 1183.7778507811. Note that the first 3 decimals coincide. The cubic root of 1401330 is about 111.9043081459.

Adding to 1401330 its reverse (331041), we get a palindrome (1732371).

The spelling of 1401330 in words is "one million, four hundred one thousand, three hundred thirty".