402073 has 8 divisors (see below), whose sum is σ = 466560. Its totient is φ = 339360.

The previous prime is 402071. The next prime is 402089. The reversal of 402073 is 370204.

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

It is not a de Polignac number, because 402073 - 2¹ = 402071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93 + ... + 901.

It is an arithmetic number, because the mean of its divisors is an integer number (58320).

2⁴⁰²⁰⁷³ is an apocalyptic number.

It is an amenable number.

402073 is a deficient number, since it is larger than the sum of its proper divisors (64487).

402073 is an equidigital number, since it uses as much as digits as its factorization.

402073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887.

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 402073 is about 634.0922645798. The cubic root of 402073 is about 73.8076940101.

Adding to 402073 its reverse (370204), we get a palindrome (772277).

The spelling of 402073 in words is "four hundred two thousand, seventy-three", and thus it is an iban number.