4046407 has 4 divisors (see below), whose sum is σ = 4083640. Its totient is φ = 4009176.

The previous prime is 4046401. The next prime is 4046423. The reversal of 4046407 is 7046404.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4046407 is a prime.

It is a Duffinian number.

4046407 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4046401) 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, 18453 + ... + 18670.

It is an arithmetic number, because the mean of its divisors is an integer number (1020910).

Almost surely, 2^4046407 is an apocalyptic number.

4046407 is a deficient number, since it is larger than the sum of its proper divisors (37233).

4046407 is a wasteful number, since it uses less digits than its factorization.

4046407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37232.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 4046407 is about 2011.5682936455. The cubic root of 4046407 is about 159.3516339960.

The spelling of 4046407 in words is "four million, forty-six thousand, four hundred seven".