212054452 has 6 divisors (see below), whose sum is σ = 371095298. Its totient is φ = 106027224.

The previous prime is 212054441. The next prime is 212054471. The reversal of 212054452 is 254450212.

212054452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 175403536 + 36650916 = 13244^2 + 6054^2 .

It is a super-2 number, since 2×212054452² = 89934181226040608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26506803 + ... + 26506810.

Almost surely, 2^212054452 is an apocalyptic number.

It is an amenable number.

212054452 is a deficient number, since it is larger than the sum of its proper divisors (159040846).

212054452 is a wasteful number, since it uses less digits than its factorization.

212054452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53013617 (or 53013615 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 212054452 is about 14562.0895478637. The cubic root of 212054452 is about 596.3242421402.

The spelling of 212054452 in words is "two hundred twelve million, fifty-four thousand, four hundred fifty-two".