532437994 has 72 divisors (see below), whose sum is σ = 976024224. Its totient is φ = 217219200.

The previous prime is 532437991. The next prime is 532438021. The reversal of 532437994 is 499734235.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (532437991) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1608409 + ... + 1608739.

It is an arithmetic number, because the mean of its divisors is an integer number (13555892).

Almost surely, 2^532437994 is an apocalyptic number.

532437994 is a deficient number, since it is larger than the sum of its proper divisors (443586230).

532437994 is a wasteful number, since it uses less digits than its factorization.

532437994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412 (or 384 counting only the distinct ones).

The product of its digits is 816480, while the sum is 46.

The square root of 532437994 is about 23074.6179600010. The cubic root of 532437994 is about 810.5062090071.

The spelling of 532437994 in words is "five hundred thirty-two million, four hundred thirty-seven thousand, nine hundred ninety-four".