1429732432 has 20 divisors (see below), whose sum is σ = 2787755476. Its totient is φ = 710311680.

The previous prime is 1429732379. The next prime is 1429732439. The reversal of 1429732432 is 2342379241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 884229696 + 545502736 = 29736^2 + 23356^2 .

It is a super-2 number, since 2×1429732432² = 4088269654225269248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1429732391 and 1429732400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429732439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282069 + ... + 287092.

Almost surely, 2^1429732432 is an apocalyptic number.

It is an amenable number.

1429732432 is a deficient number, since it is larger than the sum of its proper divisors (1358023044).

1429732432 is a wasteful number, since it uses less digits than its factorization.

1429732432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569326 (or 569320 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 1429732432 is about 37811.8028134074. The cubic root of 1429732432 is about 1126.5528992805.

The spelling of 1429732432 in words is "one billion, four hundred twenty-nine million, seven hundred thirty-two thousand, four hundred thirty-two".