3497950019 has 4 divisors (see below), whose sum is σ = 3505440744. Its totient is φ = 3490459296.

The previous prime is 3497949991. The next prime is 3497950037. The reversal of 3497950019 is 9100597943.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3497950019 is a prime.

It is a super-2 number, since 2×3497950019² = 24471308670844200722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3497950319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3744662 + ... + 3745595.

It is an arithmetic number, because the mean of its divisors is an integer number (876360186).

Almost surely, 2^3497950019 is an apocalyptic number.

3497950019 is a deficient number, since it is larger than the sum of its proper divisors (7490725).

3497950019 is an equidigital number, since it uses as much as digits as its factorization.

3497950019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7490724.

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 3497950019 is about 59143.4697916854. The cubic root of 3497950019 is about 1517.9980018698.

The spelling of 3497950019 in words is "three billion, four hundred ninety-seven million, nine hundred fifty thousand, nineteen".