46261221 has 8 divisors (see below), whose sum is σ = 62375040. Its totient is φ = 30494112.

The previous prime is 46261217. The next prime is 46261223. The reversal of 46261221 is 12216264.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 46261221 - 2² = 46261217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46261191 and 46261200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46261223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86365 + ... + 86898.

It is an arithmetic number, because the mean of its divisors is an integer number (7796880).

Almost surely, 2^46261221 is an apocalyptic number.

It is an amenable number.

46261221 is a deficient number, since it is larger than the sum of its proper divisors (16113819).

46261221 is a wasteful number, since it uses less digits than its factorization.

46261221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173355.

The product of its digits is 1152, while the sum is 24.

The square root of 46261221 is about 6801.5601886626. The cubic root of 46261221 is about 358.9817445061.

Adding to 46261221 its reverse (12216264), we get a palindrome (58477485).

The spelling of 46261221 in words is "forty-six million, two hundred sixty-one thousand, two hundred twenty-one".