32545740 has 48 divisors (see below), whose sum is σ = 91471968. Its totient is φ = 8646144.

The previous prime is 32545739. The next prime is 32545781. The reversal of 32545740 is 4754523.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 32545698 and 32545707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17914 + ... + 19646.

It is an arithmetic number, because the mean of its divisors is an integer number (1905666).

Almost surely, 2^32545740 is an apocalyptic number.

32545740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32545740 is an abundant number, since it is smaller than the sum of its proper divisors (58926228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32545740 is a wasteful number, since it uses less digits than its factorization.

32545740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058 (or 2056 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 32545740 is about 5704.8873783801. The cubic root of 32545740 is about 319.2748554037.

The spelling of 32545740 in words is "thirty-two million, five hundred forty-five thousand, seven hundred forty".