662538160 has 40 divisors (see below), whose sum is σ = 1569475440. Its totient is φ = 260013312.

The previous prime is 662538119. The next prime is 662538167. The reversal of 662538160 is 61835266.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (662538167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73890 + ... + 82369.

It is an arithmetic number, because the mean of its divisors is an integer number (39236886).

Almost surely, 2^662538160 is an apocalyptic number.

It is an amenable number.

662538160 is an abundant number, since it is smaller than the sum of its proper divisors (906937280).

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

662538160 is a wasteful number, since it uses less digits than its factorization.

662538160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156325 (or 156319 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 662538160 is about 25739.8166271634. The cubic root of 662538160 is about 871.7734380399.

It can be divided in two parts, 6625 and 38160, that multiplied together give a square (252810000 = 15900²).

The spelling of 662538160 in words is "six hundred sixty-two million, five hundred thirty-eight thousand, one hundred sixty".