46421432 has 16 divisors (see below), whose sum is σ = 87523800. Its totient is φ = 23081760.

The previous prime is 46421423. The next prime is 46421437. The reversal of 46421432 is 23412464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46421437) 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, 14582 + ... + 17477.

Almost surely, 2^46421432 is an apocalyptic number.

It is an amenable number.

46421432 is a deficient number, since it is larger than the sum of its proper divisors (41102368).

46421432 is a wasteful number, since it uses less digits than its factorization.

46421432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32246 (or 32242 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 46421432 is about 6813.3275277209. The cubic root of 46421432 is about 359.3956733362.

Adding to 46421432 its reverse (23412464), we get a palindrome (69833896).

The spelling of 46421432 in words is "forty-six million, four hundred twenty-one thousand, four hundred thirty-two".