407235041 has 4 divisors (see below), whose sum is σ = 407922372. Its totient is φ = 406547712.

The previous prime is 407234969. The next prime is 407235053. The reversal of 407235041 is 140532704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 225120016 + 182115025 = 15004^2 + 13495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407235041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 407235041.

It is not an unprimeable number, because it can be changed into a prime (407234041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342776 + ... + 343961.

It is an arithmetic number, because the mean of its divisors is an integer number (101980593).

Almost surely, 2^407235041 is an apocalyptic number.

It is an amenable number.

407235041 is a deficient number, since it is larger than the sum of its proper divisors (687331).

407235041 is an equidigital number, since it uses as much as digits as its factorization.

407235041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687330.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 407235041 is about 20180.0654359692. The cubic root of 407235041 is about 741.2221349840. Note that the first 3 decimals are identical.

Adding to 407235041 its reverse (140532704), we get a palindrome (547767745).

The spelling of 407235041 in words is "four hundred seven million, two hundred thirty-five thousand, forty-one".