147036666 has 16 divisors (see below), whose sum is σ = 336083904. Its totient is φ = 42010464.

The previous prime is 147036661. The next prime is 147036671. The reversal of 147036666 is 666630741.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (147036661) and next prime (147036671).

It is a super-2 number, since 2×147036666² = 43239562296791112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (147036661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1750395 + ... + 1750478.

It is an arithmetic number, because the mean of its divisors is an integer number (21005244).

Almost surely, 2^147036666 is an apocalyptic number.

147036666 is an abundant number, since it is smaller than the sum of its proper divisors (189047238).

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

147036666 is a wasteful number, since it uses less digits than its factorization.

147036666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500885.

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 147036666 is about 12125.8676390599. The cubic root of 147036666 is about 527.8070848837.

The spelling of 147036666 in words is "one hundred forty-seven million, thirty-six thousand, six hundred sixty-six".