1532416442 has 4 divisors (see below), whose sum is σ = 2298624666. Its totient is φ = 766208220.

The previous prime is 1532416439. The next prime is 1532416447. The reversal of 1532416442 is 2446142351.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1276704361 + 255712081 = 35731^2 + 15991^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1532416399 and 1532416408.

It is not an unprimeable number, because it can be changed into a prime (1532416447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383104109 + ... + 383104112.

Almost surely, 2^1532416442 is an apocalyptic number.

1532416442 is a deficient number, since it is larger than the sum of its proper divisors (766208224).

1532416442 is an equidigital number, since it uses as much as digits as its factorization.

1532416442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766208223.

The product of its digits is 23040, while the sum is 32.

The square root of 1532416442 is about 39146.0910181336. The cubic root of 1532416442 is about 1152.9016684746.

Adding to 1532416442 its reverse (2446142351), we get a palindrome (3978558793).

The spelling of 1532416442 in words is "one billion, five hundred thirty-two million, four hundred sixteen thousand, four hundred forty-two".