1401250 has 40 divisors (see below), whose sum is σ = 2811600. Its totient is φ = 522000.

The previous prime is 1401247. The next prime is 1401263. The reversal of 1401250 is 521041.

It is a self number, because there is not a number n which added to its sum of digits gives 1401250.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23721 + ... + 23779.

It is an arithmetic number, because the mean of its divisors is an integer number (70290).

2^1401250 is an apocalyptic number.

1401250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401250 is an abundant number, since it is smaller than the sum of its proper divisors (1410350).

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

1401250 is an equidigital number, since it uses as much as digits as its factorization.

1401250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 1401250 is about 1183.7440601752. The cubic root of 1401250 is about 111.9021786178.

Adding to 1401250 its reverse (521041), we get a palindrome (1922291).

The spelling of 1401250 in words is "one million, four hundred one thousand, two hundred fifty".