1929012634 has 32 divisors (see below), whose sum is σ = 3080503296. Its totient is φ = 904523760.

The previous prime is 1929012623. The next prime is 1929012641. The reversal of 1929012634 is 4362109291.

It is a junction number, because it is equal to n+sod(n) for n = 1929012593 and 1929012602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296929 + ... + 303355.

It is an arithmetic number, because the mean of its divisors is an integer number (96265728).

Almost surely, 2^1929012634 is an apocalyptic number.

1929012634 is a deficient number, since it is larger than the sum of its proper divisors (1151490662).

1929012634 is a wasteful number, since it uses less digits than its factorization.

1929012634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 1929012634 is about 43920.5263401977. The cubic root of 1929012634 is about 1244.8347138414.

The spelling of 1929012634 in words is "one billion, nine hundred twenty-nine million, twelve thousand, six hundred thirty-four".