212355026 has 32 divisors (see below), whose sum is σ = 351059520. Its totient is φ = 95743296.

The previous prime is 212354971. The next prime is 212355083. The reversal of 212355026 is 620553212.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 212354986 and 212355004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241700 + ... + 242576.

It is an arithmetic number, because the mean of its divisors is an integer number (10970610).

Almost surely, 2^212355026 is an apocalyptic number.

212355026 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

212355026 is a deficient number, since it is larger than the sum of its proper divisors (138704494).

212355026 is a wasteful number, since it uses less digits than its factorization.

212355026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 212355026 is about 14572.4063215380. The cubic root of 212355026 is about 596.6058599679.

The spelling of 212355026 in words is "two hundred twelve million, three hundred fifty-five thousand, twenty-six".