147447656 has 32 divisors (see below), whose sum is σ = 286682880. Its totient is φ = 71020800.

The previous prime is 147447611. The next prime is 147447659. The reversal of 147447656 is 656744741.

It is a super-2 number, since 2×147447656² = 43481622519788672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (147447659) 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, 58535 + ... + 61001.

It is an arithmetic number, because the mean of its divisors is an integer number (8958840).

Almost surely, 2^147447656 is an apocalyptic number.

It is an amenable number.

147447656 is a deficient number, since it is larger than the sum of its proper divisors (139235224).

147447656 is a wasteful number, since it uses less digits than its factorization.

147447656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745 (or 2741 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The square root of 147447656 is about 12142.8026418945. The cubic root of 147447656 is about 528.2983946175.

The spelling of 147447656 in words is "one hundred forty-seven million, four hundred forty-seven thousand, six hundred fifty-six".