46253781 has 64 divisors (see below), whose sum is σ = 82575360. Its totient is φ = 25038720.

The previous prime is 46253741. The next prime is 46253791. The reversal of 46253781 is 18735264.

46253781 is a `hidden beast` number, since 46 + 2 + 537 + 81 = 666.

46253781 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 46253781 - 2⁶ = 46253717 is a prime.

It is a super-2 number, since 2×46253781² = 4278824513591922, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46253741) 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 63 ways as a sum of consecutive naturals, for example, 364140 + ... + 364266.

It is an arithmetic number, because the mean of its divisors is an integer number (1290240).

Almost surely, 2^46253781 is an apocalyptic number.

46253781 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

46253781 is a deficient number, since it is larger than the sum of its proper divisors (36321579).

46253781 is a wasteful number, since it uses less digits than its factorization.

46253781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 225 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 46253781 is about 6801.0132333352. The cubic root of 46253781 is about 358.9624989601.

The spelling of 46253781 in words is "forty-six million, two hundred fifty-three thousand, seven hundred eighty-one".