945401 has 4 divisors (see below), whose sum is σ = 949092. Its totient is φ = 941712.

The previous prime is 945397. The next prime is 945409. The reversal of 945401 is 104549.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 561001 + 384400 = 749^2 + 620^2 .

It is a cyclic number.

It is not a de Polignac number, because 945401 - 2² = 945397 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 945401.

It is not an unprimeable number, because it can be changed into a prime (945409) 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 3 ways as a sum of consecutive naturals, for example, 1430 + ... + 1983.

It is an arithmetic number, because the mean of its divisors is an integer number (237273).

2⁹⁴⁵⁴⁰¹ is an apocalyptic number.

It is an amenable number.

945401 is a deficient number, since it is larger than the sum of its proper divisors (3691).

945401 is a wasteful number, since it uses less digits than its factorization.

945401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3690.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 945401 is about 972.3173350301. The cubic root of 945401 is about 98.1458677406.

The spelling of 945401 in words is "nine hundred forty-five thousand, four hundred one".