1405262 has 8 divisors (see below), whose sum is σ = 2143800. Its totient is φ = 690664.

The previous prime is 1405249. The next prime is 1405267. The reversal of 1405262 is 2625041.

It is a happy number.

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

It is a super-2 number, since 2×1405262² = 3949522577288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1405267) 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, 5837 + ... + 6072.

It is an arithmetic number, because the mean of its divisors is an integer number (267975).

2^1405262 is an apocalyptic number.

1405262 is a deficient number, since it is larger than the sum of its proper divisors (738538).

1405262 is a wasteful number, since it uses less digits than its factorization.

1405262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11970.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1405262 is about 1185.4374719908. The cubic root of 1405262 is about 112.0088747219.

The spelling of 1405262 in words is "one million, four hundred five thousand, two hundred sixty-two".