213625043 has 6 divisors (see below), whose sum is σ = 226930716. Its totient is φ = 201058592.

The previous prime is 213625019. The next prime is 213625057. The reversal of 213625043 is 340526312.

It is a de Polignac number, because none of the positive numbers 2^k-213625043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213625003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 369305 + ... + 369882.

It is an arithmetic number, because the mean of its divisors is an integer number (37821786).

Almost surely, 2^213625043 is an apocalyptic number.

213625043 is a deficient number, since it is larger than the sum of its proper divisors (13305673).

213625043 is an equidigital number, since it uses as much as digits as its factorization.

213625043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739221 (or 739204 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 213625043 is about 14615.9174532425. The cubic root of 213625043 is about 597.7928565594.

The spelling of 213625043 in words is "two hundred thirteen million, six hundred twenty-five thousand, forty-three".