402023126 has 8 divisors (see below), whose sum is σ = 614412864. Its totient is φ = 197218840.

The previous prime is 402023117. The next prime is 402023137. The reversal of 402023126 is 621320204.

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

It is a super-3 number, since 3×402023126³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402023098 and 402023107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896230 + ... + 1896441.

It is an arithmetic number, because the mean of its divisors is an integer number (76801608).

Almost surely, 2^402023126 is an apocalyptic number.

402023126 is a deficient number, since it is larger than the sum of its proper divisors (212389738).

402023126 is a wasteful number, since it uses less digits than its factorization.

402023126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3792726.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 402023126 is about 20050.5143574922. The cubic root of 402023126 is about 738.0464212886.

The spelling of 402023126 in words is "four hundred two million, twenty-three thousand, one hundred twenty-six".