46724131 has 4 divisors (see below), whose sum is σ = 46743664. Its totient is φ = 46704600.

The previous prime is 46724129. The next prime is 46724141. The reversal of 46724131 is 13142764.

It is a semiprime because it is the product of two primes.

It is a 3-Lehmer number, since φ(46724131) divides (46724131-1)³.

It is a cyclic number.

It is not a de Polignac number, because 46724131 - 2¹ = 46724129 is a prime.

It is a super-2 number, since 2×46724131² = 4366288835410322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46724131.

It is not an unprimeable number, because it can be changed into a prime (46724141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5580 + ... + 11161.

It is an arithmetic number, because the mean of its divisors is an integer number (11685916).

Almost surely, 2^46724131 is an apocalyptic number.

46724131 is a deficient number, since it is larger than the sum of its proper divisors (19533).

46724131 is a wasteful number, since it uses less digits than its factorization.

46724131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19532.

The product of its digits is 4032, while the sum is 28.

The square root of 46724131 is about 6835.5051751864. The cubic root of 46724131 is about 360.1751488255.

Adding to 46724131 its reverse (13142764), we get a palindrome (59866895).

The spelling of 46724131 in words is "forty-six million, seven hundred twenty-four thousand, one hundred thirty-one".