166530354 has 16 divisors (see below), whose sum is σ = 344545920. Its totient is φ = 53595920.

The previous prime is 166530347. The next prime is 166530389. The reversal of 166530354 is 453035661.

166530354 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478362 + ... + 478709.

It is an arithmetic number, because the mean of its divisors is an integer number (21534120).

Almost surely, 2^166530354 is an apocalyptic number.

166530354 is an abundant number, since it is smaller than the sum of its proper divisors (178015566).

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

166530354 is a wasteful number, since it uses less digits than its factorization.

166530354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957105.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 166530354 is about 12904.6640405708. The cubic root of 166530354 is about 550.1711357253.

The spelling of 166530354 in words is "one hundred sixty-six million, five hundred thirty thousand, three hundred fifty-four".