4428491097 has 4 divisors (see below), whose sum is σ = 5904654800. Its totient is φ = 2952327396.

The previous prime is 4428491087. The next prime is 4428491099. The reversal of 4428491097 is 7901948244.

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 not a de Polignac number, because 4428491097 - 2⁶ = 4428491033 is a prime.

It is a super-2 number, since 2×4428491097² = 39223066792416526818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4428491099) 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, 738081847 + ... + 738081852.

It is an arithmetic number, because the mean of its divisors is an integer number (1476163700).

Almost surely, 2^4428491097 is an apocalyptic number.

It is an amenable number.

4428491097 is a deficient number, since it is larger than the sum of its proper divisors (1476163703).

4428491097 is a wasteful number, since it uses less digits than its factorization.

4428491097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476163702.

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 4428491097 is about 66546.9089965868. The cubic root of 4428491097 is about 1642.1718075001.

The spelling of 4428491097 in words is "four billion, four hundred twenty-eight million, four hundred ninety-one thousand, ninety-seven".