402119 has 4 divisors (see below), whose sum is σ = 403560. Its totient is φ = 400680.

The previous prime is 402107. The next prime is 402131. The reversal of 402119 is 911204.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (402107) and next prime (402131).

It is a cyclic number.

It is not a de Polignac number, because 402119 - 2¹² = 398023 is a prime.

It is a super-2 number, since 2×402119² = 323399380322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402097 and 402106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402139) 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, 152 + ... + 909.

It is an arithmetic number, because the mean of its divisors is an integer number (100890).

2⁴⁰²¹¹⁹ is an apocalyptic number.

402119 is a deficient number, since it is larger than the sum of its proper divisors (1441).

402119 is a wasteful number, since it uses less digits than its factorization.

402119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 402119 is about 634.1285358663. The cubic root of 402119 is about 73.8105086105.

The spelling of 402119 in words is "four hundred two thousand, one hundred nineteen".