1019472434 has 8 divisors (see below), whose sum is σ = 1541250048. Its totient is φ = 505722420.

The previous prime is 1019472427. The next prime is 1019472449. The reversal of 1019472434 is 4342749101.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1019472394 and 1019472403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2006582 + ... + 2007089.

It is an arithmetic number, because the mean of its divisors is an integer number (192656256).

Almost surely, 2^1019472434 is an apocalyptic number.

1019472434 is a deficient number, since it is larger than the sum of its proper divisors (521777614).

1019472434 is a wasteful number, since it uses less digits than its factorization.

1019472434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4013800.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1019472434 is about 31929.1784109770. The cubic root of 1019472434 is about 1006.4491306381.

It can be divided in two parts, 10194 and 72434, that added together give a palindrome (82628).

The spelling of 1019472434 in words is "one billion, nineteen million, four hundred seventy-two thousand, four hundred thirty-four".