614970189 has 12 divisors (see below), whose sum is σ = 940542876. Its totient is φ = 385863552.

The previous prime is 614970163. The next prime is 614970211. The reversal of 614970189 is 981079416.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 517790025 + 97180164 = 22755^2 + 9858^2 .

It is not a de Polignac number, because 614970189 - 2⁷ = 614970061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (614970119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2009554 + ... + 2009859.

It is an arithmetic number, because the mean of its divisors is an integer number (78378573).

Almost surely, 2^614970189 is an apocalyptic number.

It is an amenable number.

614970189 is a deficient number, since it is larger than the sum of its proper divisors (325572687).

614970189 is a wasteful number, since it uses less digits than its factorization.

614970189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4019436 (or 4019433 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 614970189 is about 24798.5924802195. The cubic root of 614970189 is about 850.3897585079.

The spelling of 614970189 in words is "six hundred fourteen million, nine hundred seventy thousand, one hundred eighty-nine".