212090523 has 8 divisors (see below), whose sum is σ = 284660736. Its totient is φ = 140457000.

The previous prime is 212090507. The next prime is 212090533. The reversal of 212090523 is 325090212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212090523 - 2⁴ = 212090507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212090493 and 212090502.

It is not an unprimeable number, because it can be changed into a prime (212090503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233643 + ... + 234548.

It is an arithmetic number, because the mean of its divisors is an integer number (35582592).

Almost surely, 2^212090523 is an apocalyptic number.

212090523 is a deficient number, since it is larger than the sum of its proper divisors (72570213).

212090523 is a wasteful number, since it uses less digits than its factorization.

212090523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468345.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 212090523 is about 14563.3280193780. The cubic root of 212090523 is about 596.3580523117.

The spelling of 212090523 in words is "two hundred twelve million, ninety thousand, five hundred twenty-three".