61867332 has 36 divisors (see below), whose sum is σ = 163188480. Its totient is φ = 19725552.

The previous prime is 61867313. The next prime is 61867343. The reversal of 61867332 is 23376816.

It is a happy number.

61867332 is a `hidden beast` number, since 618 + 6 + 7 + 3 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36532 + ... + 38187.

Almost surely, 2^61867332 is an apocalyptic number.

It is an amenable number.

61867332 is an abundant number, since it is smaller than the sum of its proper divisors (101321148).

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

61867332 is a wasteful number, since it uses less digits than its factorization.

61867332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74752 (or 74747 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 61867332 is about 7865.5789360987. The cubic root of 61867332 is about 395.5066553029.

The spelling of 61867332 in words is "sixty-one million, eight hundred sixty-seven thousand, three hundred thirty-two".