1696431492 has 192 divisors, whose sum is σ = 5354496000. Its totient is φ = 453682944.

The previous prime is 1696431469. The next prime is 1696431497. The reversal of 1696431492 is 2941346961.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1696431497) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1277733 + ... + 1279059.

It is an arithmetic number, because the mean of its divisors is an integer number (27888000).

Almost surely, 2^1696431492 is an apocalyptic number.

1696431492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1696431492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2677248000).

1696431492 is an abundant number, since it is smaller than the sum of its proper divisors (3658064508).

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

1696431492 is a wasteful number, since it uses less digits than its factorization.

1696431492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455 (or 1447 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 1696431492 is about 41187.7590067729. The cubic root of 1696431492 is about 1192.6475178449.

The spelling of 1696431492 in words is "one billion, six hundred ninety-six million, four hundred thirty-one thousand, four hundred ninety-two".