4187490797 has 4 divisors (see below), whose sum is σ = 4785703776. Its totient is φ = 3589277820.

The previous prime is 4187490793. The next prime is 4187490871. The reversal of 4187490797 is 7970947814.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4187490797 - 2² = 4187490793 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4187490793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299106479 + ... + 299106492.

It is an arithmetic number, because the mean of its divisors is an integer number (1196425944).

Almost surely, 2^4187490797 is an apocalyptic number.

It is an amenable number.

4187490797 is a deficient number, since it is larger than the sum of its proper divisors (598212979).

4187490797 is an equidigital number, since it uses as much as digits as its factorization.

4187490797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598212978.

The product of its (nonzero) digits is 3556224, while the sum is 56.

The square root of 4187490797 is about 64710.8244191032. The cubic root of 4187490797 is about 1611.8252510287.

The spelling of 4187490797 in words is "four billion, one hundred eighty-seven million, four hundred ninety thousand, seven hundred ninety-seven".