213554732 has 12 divisors (see below), whose sum is σ = 382836216. Its totient is φ = 104172960.

The previous prime is 213554687. The next prime is 213554771. The reversal of 213554732 is 237455312.

213554732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650918 + ... + 651245.

It is an arithmetic number, because the mean of its divisors is an integer number (31903018).

Almost surely, 2^213554732 is an apocalyptic number.

It is an amenable number.

213554732 is a deficient number, since it is larger than the sum of its proper divisors (169281484).

213554732 is a wasteful number, since it uses less digits than its factorization.

213554732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302208 (or 1302206 counting only the distinct ones).

The product of its digits is 25200, while the sum is 32.

The square root of 213554732 is about 14613.5119666698. The cubic root of 213554732 is about 597.7272649585.

The spelling of 213554732 in words is "two hundred thirteen million, five hundred fifty-four thousand, seven hundred thirty-two".