1436432428 has 12 divisors (see below), whose sum is σ = 2518585272. Its totient is φ = 716836640.

The previous prime is 1436432401. The next prime is 1436432429. The reversal of 1436432428 is 8242346341.

It is not an unprimeable number, because it can be changed into a prime (1436432429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342550 + ... + 346717.

It is an arithmetic number, because the mean of its divisors is an integer number (209882106).

Almost surely, 2^1436432428 is an apocalyptic number.

It is an amenable number.

1436432428 is a deficient number, since it is larger than the sum of its proper divisors (1082152844).

1436432428 is a wasteful number, since it uses less digits than its factorization.

1436432428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689792 (or 689790 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

The square root of 1436432428 is about 37900.2958827500. The cubic root of 1436432428 is about 1128.3099040775.

Adding to 1436432428 its reverse (8242346341), we get a palindrome (9678778769).

The spelling of 1436432428 in words is "one billion, four hundred thirty-six million, four hundred thirty-two thousand, four hundred twenty-eight".