1964397014 has 4 divisors (see below), whose sum is σ = 2946595524. Its totient is φ = 982198506.

The previous prime is 1964396999. The next prime is 1964397047. The reversal of 1964397014 is 4107934691.

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

It is a super-2 number, since 2×1964397014² = 7717711257224232392, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491099252 + ... + 491099255.

It is an arithmetic number, because the mean of its divisors is an integer number (736648881).

Almost surely, 2^1964397014 is an apocalyptic number.

1964397014 is a deficient number, since it is larger than the sum of its proper divisors (982198510).

1964397014 is an equidigital number, since it uses as much as digits as its factorization.

1964397014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982198509.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 1964397014 is about 44321.5186337291. The cubic root of 1964397014 is about 1252.4000850440.

The spelling of 1964397014 in words is "one billion, nine hundred sixty-four million, three hundred ninety-seven thousand, fourteen".