1420150 has 12 divisors (see below), whose sum is σ = 2641572. Its totient is φ = 568040.

The previous prime is 1420123. The next prime is 1420151. The reversal of 1420150 is 510241.

It is a self number, because there is not a number n which added to its sum of digits gives 1420150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14152 + ... + 14251.

It is an arithmetic number, because the mean of its divisors is an integer number (220131).

2^1420150 is an apocalyptic number.

1420150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1420150 is a deficient number, since it is larger than the sum of its proper divisors (1221422).

1420150 is a wasteful number, since it uses less digits than its factorization.

1420150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28415 (or 28410 counting only the distinct ones).

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

The square root of 1420150 is about 1191.7004657211. The cubic root of 1420150 is about 112.4030440364.

Adding to 1420150 its reverse (510241), we get a palindrome (1930391).

Subtracting from 1420150 its reverse (510241), we obtain a palindrome (909909).

It can be divided in two parts, 14 and 20150, that added together give a square (20164 = 142²).

The spelling of 1420150 in words is "one million, four hundred twenty thousand, one hundred fifty".