940397 has 4 divisors (see below), whose sum is σ = 942816. Its totient is φ = 937980.

The previous prime is 940369. The next prime is 940399. The reversal of 940397 is 793049.

It is a happy number.

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: 793049 = 43 ⋅18443.

It is a cyclic number.

It is not a de Polignac number, because 940397 - 2¹⁰ = 939373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479 + ... + 1452.

It is an arithmetic number, because the mean of its divisors is an integer number (235704).

2⁹⁴⁰³⁹⁷ is an apocalyptic number.

It is an amenable number.

940397 is a deficient number, since it is larger than the sum of its proper divisors (2419).

940397 is a wasteful number, since it uses less digits than its factorization.

940397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 940397 is about 969.7406869880. The cubic root of 940397 is about 97.9723995577.

The spelling of 940397 in words is "nine hundred forty thousand, three hundred ninety-seven".