46638231 has 16 divisors (see below), whose sum is σ = 63393408. Its totient is φ = 30492000.

The previous prime is 46638223. The next prime is 46638233. The reversal of 46638231 is 13283664.

It is not a de Polignac number, because 46638231 - 2³ = 46638223 is a prime.

It is a super-2 number, since 2×46638231² = 4350249181618722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46638192 and 46638201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46638233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66181 + ... + 66881.

It is an arithmetic number, because the mean of its divisors is an integer number (3962088).

Almost surely, 2^46638231 is an apocalyptic number.

46638231 is a deficient number, since it is larger than the sum of its proper divisors (16755177).

46638231 is a wasteful number, since it uses less digits than its factorization.

46638231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102.

The product of its digits is 20736, while the sum is 33.

The square root of 46638231 is about 6829.2189158058. The cubic root of 46638231 is about 359.9542920364.

The spelling of 46638231 in words is "forty-six million, six hundred thirty-eight thousand, two hundred thirty-one".