213626054 has 4 divisors (see below), whose sum is σ = 320439084. Its totient is φ = 106813026.

The previous prime is 213626027. The next prime is 213626057. The reversal of 213626054 is 450626312.

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

It is a super-2 number, since 2×213626054² = 91272181895221832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213626057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53406512 + ... + 53406515.

It is an arithmetic number, because the mean of its divisors is an integer number (80109771).

Almost surely, 2^213626054 is an apocalyptic number.

213626054 is a deficient number, since it is larger than the sum of its proper divisors (106813030).

213626054 is a wasteful number, since it uses less digits than its factorization.

213626054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106813029.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 213626054 is about 14615.9520387828. The cubic root of 213626054 is about 597.7937995943.

The spelling of 213626054 in words is "two hundred thirteen million, six hundred twenty-six thousand, fifty-four".