1692729042 has 16 divisors (see below), whose sum is σ = 3389113440. Its totient is φ = 563633792.

The previous prime is 1692729029. The next prime is 1692729097. The reversal of 1692729042 is 2409272961.

It is a junction number, because it is equal to n+sod(n) for n = 1692728985 and 1692729003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146268 + ... + 157415.

It is an arithmetic number, because the mean of its divisors is an integer number (211819590).

Almost surely, 2^1692729042 is an apocalyptic number.

1692729042 is an abundant number, since it is smaller than the sum of its proper divisors (1696384398).

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

1692729042 is a wasteful number, since it uses less digits than its factorization.

1692729042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304617.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 1692729042 is about 41142.7884567879. The cubic root of 1692729042 is about 1191.7792375462.

The spelling of 1692729042 in words is "one billion, six hundred ninety-two million, seven hundred twenty-nine thousand, forty-two".