46425221 has 4 divisors (see below), whose sum is σ = 46779744. Its totient is φ = 46070700.

The previous prime is 46425199. The next prime is 46425229. The reversal of 46425221 is 12252464.

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 46425221 - 2⁶ = 46425157 is a prime.

It is a super-2 number, since 2×46425221² = 4310602289797682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46425229) 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, 177065 + ... + 177326.

It is an arithmetic number, because the mean of its divisors is an integer number (11694936).

Almost surely, 2^46425221 is an apocalyptic number.

It is an amenable number.

46425221 is a deficient number, since it is larger than the sum of its proper divisors (354523).

46425221 is a wasteful number, since it uses less digits than its factorization.

46425221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354522.

The product of its digits is 3840, while the sum is 26.

The square root of 46425221 is about 6813.6055800142. The cubic root of 46425221 is about 359.4054512420.

Adding to 46425221 its reverse (12252464), we get a palindrome (58677685).

The spelling of 46425221 in words is "forty-six million, four hundred twenty-five thousand, two hundred twenty-one".