212437094 has 4 divisors (see below), whose sum is σ = 318655644. Its totient is φ = 106218546.

The previous prime is 212437073. The next prime is 212437097. The reversal of 212437094 is 490734212.

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

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 212437094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212437097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53109272 + ... + 53109275.

It is an arithmetic number, because the mean of its divisors is an integer number (79663911).

Almost surely, 2^212437094 is an apocalyptic number.

212437094 is a deficient number, since it is larger than the sum of its proper divisors (106218550).

212437094 is a wasteful number, since it uses less digits than its factorization.

212437094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106218549.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 212437094 is about 14575.2219194083. The cubic root of 212437094 is about 596.6827060317.

The spelling of 212437094 in words is "two hundred twelve million, four hundred thirty-seven thousand, ninety-four".