1066623532 has 24 divisors (see below), whose sum is σ = 2023502432. Its totient is φ = 489024000.

The previous prime is 1066623527. The next prime is 1066623553. The reversal of 1066623532 is 2353266601.

It is a super-2 number, since 2×1066623532² = 2275371518032310048, which contains 22 as substring.

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, 60069 + ... + 75772.

Almost surely, 2^1066623532 is an apocalyptic number.

It is an amenable number.

1066623532 is a deficient number, since it is larger than the sum of its proper divisors (956878900).

1066623532 is a wasteful number, since it uses less digits than its factorization.

1066623532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136009 (or 136007 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 1066623532 is about 32659.2028684106. The cubic root of 1066623532 is about 1021.7321369633.

The spelling of 1066623532 in words is "one billion, sixty-six million, six hundred twenty-three thousand, five hundred thirty-two".