940413 has 4 divisors (see below), whose sum is σ = 1253888. Its totient is φ = 626940.

The previous prime is 940403. The next prime is 940421. The reversal of 940413 is 314049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314049 = 3 ⋅104683.

It is not a de Polignac number, because 940413 - 2⁶ = 940349 is a prime.

It is a super-2 number, since 2×940413² = 1768753221138, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 940413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940403) 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, 156733 + ... + 156738.

It is an arithmetic number, because the mean of its divisors is an integer number (313472).

2⁹⁴⁰⁴¹³ is an apocalyptic number.

It is an amenable number.

940413 is a deficient number, since it is larger than the sum of its proper divisors (313475).

940413 is a wasteful number, since it uses less digits than its factorization.

940413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313474.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 940413 is about 969.7489365810. The cubic root of 940413 is about 97.9729551916.

The spelling of 940413 in words is "nine hundred forty thousand, four hundred thirteen".