46124021 has 4 divisors (see below), whose sum is σ = 46356000. Its totient is φ = 45892044.

The previous prime is 46123997. The next prime is 46124027. The reversal of 46124021 is 12042164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46124021 - 2¹⁴ = 46107637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46123984 and 46124002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46124027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115691 + ... + 116088.

It is an arithmetic number, because the mean of its divisors is an integer number (11589000).

Almost surely, 2^46124021 is an apocalyptic number.

It is an amenable number.

46124021 is a deficient number, since it is larger than the sum of its proper divisors (231979).

46124021 is a wasteful number, since it uses less digits than its factorization.

46124021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231978.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 46124021 is about 6791.4667782446. The cubic root of 46124021 is about 358.6265076941.

Adding to 46124021 its reverse (12042164), we get a palindrome (58166185).

The spelling of 46124021 in words is "forty-six million, one hundred twenty-four thousand, twenty-one".