406032361 has 4 divisors (see below), whose sum is σ = 464036992. Its totient is φ = 348027732.

The previous prime is 406032349. The next prime is 406032371. The reversal of 406032361 is 163230604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 406032361 - 2²¹ = 403935209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406032371) 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, 29002305 + ... + 29002318.

It is an arithmetic number, because the mean of its divisors is an integer number (116009248).

Almost surely, 2^406032361 is an apocalyptic number.

It is an amenable number.

406032361 is a deficient number, since it is larger than the sum of its proper divisors (58004631).

406032361 is an equidigital number, since it uses as much as digits as its factorization.

406032361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58004630.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 406032361 is about 20150.2446883406. The cubic root of 406032361 is about 740.4917361062.

Adding to 406032361 its reverse (163230604), we get a palindrome (569262965).

The spelling of 406032361 in words is "four hundred six million, thirty-two thousand, three hundred sixty-one".