401604126 has 32 divisors (see below), whose sum is σ = 1001403648. Its totient is φ = 104312640.

The previous prime is 401604113. The next prime is 401604139. The reversal of 401604126 is 621406104.

It is an interprime number because it is at equal distance from previous prime (401604113) and next prime (401604139).

It is a super-2 number, since 2×401604126² = 322571748040447752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401604096 and 401604105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434175 + ... + 435098.

It is an arithmetic number, because the mean of its divisors is an integer number (31293864).

Almost surely, 2^401604126 is an apocalyptic number.

401604126 is an abundant number, since it is smaller than the sum of its proper divisors (599799522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401604126 is a wasteful number, since it uses less digits than its factorization.

401604126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869296.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 401604126 is about 20040.0630238530. The cubic root of 401604126 is about 737.7899277967.

The spelling of 401604126 in words is "four hundred one million, six hundred four thousand, one hundred twenty-six".