147996732 has 48 divisors (see below), whose sum is σ = 373911552. Its totient is φ = 45289920.

The previous prime is 147996701. The next prime is 147996763. The reversal of 147996732 is 237699741.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (147996701) and next prime (147996763).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27313 + ... + 32279.

It is an arithmetic number, because the mean of its divisors is an integer number (7789824).

Almost surely, 2^147996732 is an apocalyptic number.

147996732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147996732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186955776).

147996732 is an abundant number, since it is smaller than the sum of its proper divisors (225914820).

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

147996732 is a wasteful number, since it uses less digits than its factorization.

147996732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5178 (or 5176 counting only the distinct ones).

The product of its digits is 571536, while the sum is 48.

The square root of 147996732 is about 12165.3907458824. The cubic root of 147996732 is about 528.9533539248.

The spelling of 147996732 in words is "one hundred forty-seven million, nine hundred ninety-six thousand, seven hundred thirty-two".