2694021497 has 8 divisors (see below), whose sum is σ = 2812968000. Its totient is φ = 2576811664.

The previous prime is 2694021461. The next prime is 2694021503. The reversal of 2694021497 is 7941204962.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2694021497 - 2¹⁰ = 2694020473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2694621497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430997 + ... + 437202.

It is an arithmetic number, because the mean of its divisors is an integer number (351621000).

Almost surely, 2^2694021497 is an apocalyptic number.

It is an amenable number.

2694021497 is a deficient number, since it is larger than the sum of its proper divisors (118946503).

2694021497 is a wasteful number, since it uses less digits than its factorization.

2694021497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868335.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 2694021497 is about 51903.9641742324. The cubic root of 2694021497 is about 1391.4481219459.

The spelling of 2694021497 in words is "two billion, six hundred ninety-four million, twenty-one thousand, four hundred ninety-seven".