401325435 has 128 divisors (see below), whose sum is σ = 850176000. Its totient is φ = 181748448.

The previous prime is 401325359. The next prime is 401325437. The reversal of 401325435 is 534523104.

401325435 is a `hidden beast` number, since 401 + 3 + 254 + 3 + 5 = 666.

It is not a de Polignac number, because 401325435 - 2¹³ = 401317243 is a prime.

It is a super-2 number, since 2×401325435² = 322124209555878450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 401325399 and 401325408.

It is not an unprimeable number, because it can be changed into a prime (401325437) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3750652 + ... + 3750758.

It is an arithmetic number, because the mean of its divisors is an integer number (6642000).

Almost surely, 2^401325435 is an apocalyptic number.

401325435 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

401325435 is an abundant number, since it is smaller than the sum of its proper divisors (448850565).

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

401325435 is an frugal number, since it uses more digits than its factorization.

401325435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 401325435 is about 20033.1084707291. The cubic root of 401325435 is about 737.6192265350.

Adding to 401325435 its reverse (534523104), we get a palindrome (935848539).

The spelling of 401325435 in words is "four hundred one million, three hundred twenty-five thousand, four hundred thirty-five".