401234523 has 8 divisors (see below), whose sum is σ = 535233600. Its totient is φ = 267362568.

The previous prime is 401234521. The next prime is 401234551. The reversal of 401234523 is 325432104.

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

It is not a de Polignac number, because 401234523 - 2¹ = 401234521 is a prime.

It is a super-3 number, since 3×401234523³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401234493 and 401234502.

It is not an unprimeable number, because it can be changed into a prime (401234521) 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, 24153 + ... + 37226.

It is an arithmetic number, because the mean of its divisors is an integer number (66904200).

Almost surely, 2^401234523 is an apocalyptic number.

401234523 is a deficient number, since it is larger than the sum of its proper divisors (133999077).

401234523 is a wasteful number, since it uses less digits than its factorization.

401234523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63561.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 401234523 is about 20030.8392984418. The cubic root of 401234523 is about 737.5635248546.

Adding to 401234523 its reverse (325432104), we get a palindrome (726666627).

The spelling of 401234523 in words is "four hundred one million, two hundred thirty-four thousand, five hundred twenty-three".