46402191 has 12 divisors (see below), whose sum is σ = 73118760. Its totient is φ = 28122480.

The previous prime is 46402177. The next prime is 46402211. The reversal of 46402191 is 19120464.

46402191 is a `hidden beast` number, since 4 + 640 + 2 + 19 + 1 = 666.

It is not a de Polignac number, because 46402191 - 2¹⁰ = 46401167 is a prime.

It is a super-4 number, since 4×46402191⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46402141) 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 11 ways as a sum of consecutive naturals, for example, 234256 + ... + 234453.

It is an arithmetic number, because the mean of its divisors is an integer number (6093230).

Almost surely, 2^46402191 is an apocalyptic number.

46402191 is a deficient number, since it is larger than the sum of its proper divisors (26716569).

46402191 is a wasteful number, since it uses less digits than its factorization.

46402191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468726 (or 468723 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 46402191 is about 6811.9153694097. The cubic root of 46402191 is about 359.3460117361.

The spelling of 46402191 in words is "forty-six million, four hundred two thousand, one hundred ninety-one".