46004431 has 32 divisors (see below), whose sum is σ = 55978560. Its totient is φ = 37324800.

The previous prime is 46004429. The next prime is 46004443. The reversal of 46004431 is 13440064.

It is a happy number.

It is a 11-Lehmer number, since φ(46004431) divides (46004431-1)¹¹.

It is a cyclic number.

It is not a de Polignac number, because 46004431 - 2¹ = 46004429 is a prime.

It is a super-2 number, since 2×46004431² = 4232815343267522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46004401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 422005 + ... + 422113.

It is an arithmetic number, because the mean of its divisors is an integer number (1749330).

Almost surely, 2^46004431 is an apocalyptic number.

46004431 is a deficient number, since it is larger than the sum of its proper divisors (9974129).

46004431 is a wasteful number, since it uses less digits than its factorization.

46004431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 46004431 is about 6782.6566329131. The cubic root of 46004431 is about 358.3162914316.

Adding to 46004431 its reverse (13440064), we get a palindrome (59444495).

The spelling of 46004431 in words is "forty-six million, four thousand, four hundred thirty-one".