147211152 has 40 divisors (see below), whose sum is σ = 414869280. Its totient is φ = 44609280.

The previous prime is 147211151. The next prime is 147211153. The reversal of 147211152 is 251112741.

It is an interprime number because it is at equal distance from previous prime (147211151) and next prime (147211153).

It is a super-2 number, since 2×147211152² = 43342246546334208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (147211151) 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, 138877 + ... + 139932.

It is an arithmetic number, because the mean of its divisors is an integer number (10371732).

Almost surely, 2^147211152 is an apocalyptic number.

147211152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

147211152 is an abundant number, since it is smaller than the sum of its proper divisors (267658128).

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

147211152 is a wasteful number, since it uses less digits than its factorization.

147211152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278831 (or 278825 counting only the distinct ones).

The product of its digits is 560, while the sum is 24.

The square root of 147211152 is about 12133.0602899681. The cubic root of 147211152 is about 528.0157823565.

Adding to 147211152 its reverse (251112741), we get a palindrome (398323893).

The spelling of 147211152 in words is "one hundred forty-seven million, two hundred eleven thousand, one hundred fifty-two".