2190005235 has 32 divisors (see below), whose sum is σ = 4247285760. Its totient is φ = 1061820000.

The previous prime is 2190005221. The next prime is 2190005291. The reversal of 2190005235 is 5325000912.

It is not a de Polignac number, because 2190005235 - 2¹² = 2190001139 is a prime.

It is a super-2 number, since 2×2190005235² = 9592245858654810450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2190005199 and 2190005208.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 735891 + ... + 738860.

It is an arithmetic number, because the mean of its divisors is an integer number (132727680).

Almost surely, 2^2190005235 is an apocalyptic number.

2190005235 is a deficient number, since it is larger than the sum of its proper divisors (2057280525).

2190005235 is a wasteful number, since it uses less digits than its factorization.

2190005235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474776 (or 1474770 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 2190005235 is about 46797.4917597087. The cubic root of 2190005235 is about 1298.6188951829.

The spelling of 2190005235 in words is "two billion, one hundred ninety million, five thousand, two hundred thirty-five".