2697021672 has 32 divisors (see below), whose sum is σ = 6746846400. Its totient is φ = 898434944.

The previous prime is 2697021667. The next prime is 2697021673. The reversal of 2697021672 is 2761207962.

It is not an unprimeable number, because it can be changed into a prime (2697021673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3604 + ... + 73532.

It is an arithmetic number, because the mean of its divisors is an integer number (210838950).

Almost surely, 2^2697021672 is an apocalyptic number.

It is an amenable number.

2697021672 is an abundant number, since it is smaller than the sum of its proper divisors (4049824728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2697021672 is a wasteful number, since it uses less digits than its factorization.

2697021672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71545 (or 71541 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 2697021672 is about 51932.8573448448. The cubic root of 2697021672 is about 1391.9644552623.

The spelling of 2697021672 in words is "two billion, six hundred ninety-seven million, twenty-one thousand, six hundred seventy-two".