46223991 has 12 divisors (see below), whose sum is σ = 72837960. Its totient is φ = 28014480.

The previous prime is 46223987. The next prime is 46223993. The reversal of 46223991 is 19932264.

46223991 = 1439² + 1440² + ... + 1460².

46223991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 46223991 - 2² = 46223987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46223993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233356 + ... + 233553.

It is an arithmetic number, because the mean of its divisors is an integer number (6069830).

Almost surely, 2^46223991 is an apocalyptic number.

46223991 is a deficient number, since it is larger than the sum of its proper divisors (26613969).

46223991 is a wasteful number, since it uses less digits than its factorization.

46223991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466926 (or 466923 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 46223991 is about 6798.8227657441. The cubic root of 46223991 is about 358.8854184911.

The spelling of 46223991 in words is "forty-six million, two hundred twenty-three thousand, nine hundred ninety-one".