46699821 has 40 divisors (see below), whose sum is σ = 83217024. Its totient is φ = 25518240.

The previous prime is 46699819. The next prime is 46699841. The reversal of 46699821 is 12899664.

It is a happy number.

It is not a de Polignac number, because 46699821 - 2¹ = 46699819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46699841) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11251 + ... + 14831.

Almost surely, 2^46699821 is an apocalyptic number.

It is an amenable number.

46699821 is a deficient number, since it is larger than the sum of its proper divisors (36517203).

46699821 is a wasteful number, since it uses less digits than its factorization.

46699821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3623 (or 3614 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 46699821 is about 6833.7267285135. The cubic root of 46699821 is about 360.1126730652.

The spelling of 46699821 in words is "forty-six million, six hundred ninety-nine thousand, eight hundred twenty-one".