406332741 has 4 divisors (see below), whose sum is σ = 541776992. Its totient is φ = 270888492.

The previous prime is 406332739. The next prime is 406332749. The reversal of 406332741 is 147233604.

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 not a de Polignac number, because 406332741 - 2¹ = 406332739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 406332699 and 406332708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406332749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67722121 + ... + 67722126.

It is an arithmetic number, because the mean of its divisors is an integer number (135444248).

Almost surely, 2^406332741 is an apocalyptic number.

It is an amenable number.

406332741 is a deficient number, since it is larger than the sum of its proper divisors (135444251).

406332741 is a wasteful number, since it uses less digits than its factorization.

406332741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135444250.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 406332741 is about 20157.6968178411. The cubic root of 406332741 is about 740.6742946912.

The spelling of 406332741 in words is "four hundred six million, three hundred thirty-two thousand, seven hundred forty-one".