60406020 has 48 divisors (see below), whose sum is σ = 187931520. Its totient is φ = 16108128.

The previous prime is 60406009. The next prime is 60406033. The reversal of 60406020 is 2060406.

60406020 is a `hidden beast` number, since 60 + 4 + 0 + 602 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 60405984 and 60406002.

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, 55392 + ... + 56471.

It is an arithmetic number, because the mean of its divisors is an integer number (3915240).

Almost surely, 2^60406020 is an apocalyptic number.

60406020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

60406020 is an abundant number, since it is smaller than the sum of its proper divisors (127525500).

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

60406020 is a wasteful number, since it uses less digits than its factorization.

60406020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111881 (or 111873 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 60406020 is about 7772.1309819122. The cubic root of 60406020 is about 392.3678433187.

Adding to 60406020 its reverse (2060406), we get a palindrome (62466426).

The spelling of 60406020 in words is "sixty million, four hundred six thousand, twenty".