60009440 has 24 divisors (see below), whose sum is σ = 141772680. Its totient is φ = 24003712.

The previous prime is 60009437. The next prime is 60009463. The reversal of 60009440 is 4490006.

It is a super-2 number, since 2×60009440² = 7202265778227200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187370 + ... + 187689.

It is an arithmetic number, because the mean of its divisors is an integer number (5907195).

Almost surely, 2^60009440 is an apocalyptic number.

It is an amenable number.

60009440 is an abundant number, since it is smaller than the sum of its proper divisors (81763240).

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

60009440 is a wasteful number, since it uses less digits than its factorization.

60009440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375074 (or 375066 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 60009440 is about 7746.5760178288. The cubic root of 60009440 is about 391.5072943461.

Adding to 60009440 its reverse (4490006), we get a palindrome (64499446).

The spelling of 60009440 in words is "sixty million, nine thousand, four hundred forty".