1696540938 has 32 divisors (see below), whose sum is σ = 3412924416. Its totient is φ = 562216368.

The previous prime is 1696540933. The next prime is 1696540939. The reversal of 1696540938 is 8390456961.

It is not an unprimeable number, because it can be changed into a prime (1696540931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1171731 + ... + 1173177.

It is an arithmetic number, because the mean of its divisors is an integer number (106653888).

Almost surely, 2^1696540938 is an apocalyptic number.

1696540938 is an abundant number, since it is smaller than the sum of its proper divisors (1716383478).

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

1696540938 is a wasteful number, since it uses less digits than its factorization.

1696540938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2458.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 1696540938 is about 41189.0876082489. The cubic root of 1696540938 is about 1192.6731653475.

The spelling of 1696540938 in words is "one billion, six hundred ninety-six million, five hundred forty thousand, nine hundred thirty-eight".