401537434 has 16 divisors (see below), whose sum is σ = 614928672. Its totient is φ = 196576848.

The previous prime is 401537419. The next prime is 401537453. The reversal of 401537434 is 434735104.

It is a super-2 number, since 2×401537434² = 322464621806608712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401537396 and 401537405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51817 + ... + 59059.

It is an arithmetic number, because the mean of its divisors is an integer number (38433042).

Almost surely, 2^401537434 is an apocalyptic number.

401537434 is a deficient number, since it is larger than the sum of its proper divisors (213391238).

401537434 is a wasteful number, since it uses less digits than its factorization.

401537434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7821.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 401537434 is about 20038.3989879431. The cubic root of 401537434 is about 737.7490854127.

The spelling of 401537434 in words is "four hundred one million, five hundred thirty-seven thousand, four hundred thirty-four".