213615034 has 4 divisors (see below), whose sum is σ = 320422554. Its totient is φ = 106807516.

The previous prime is 213615011. The next prime is 213615067. The reversal of 213615034 is 430516312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 204633025 + 8982009 = 14305^2 + 2997^2 .

It is a super-3 number, since 3×213615034³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53403757 + ... + 53403760.

Almost surely, 2^213615034 is an apocalyptic number.

213615034 is a deficient number, since it is larger than the sum of its proper divisors (106807520).

213615034 is a wasteful number, since it uses less digits than its factorization.

213615034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106807519.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 213615034 is about 14615.5750485569. The cubic root of 213615034 is about 597.7835202599.

The spelling of 213615034 in words is "two hundred thirteen million, six hundred fifteen thousand, thirty-four".