147412240 has 40 divisors (see below), whose sum is σ = 345031488. Its totient is φ = 58569600.

The previous prime is 147412171. The next prime is 147412273. The reversal of 147412240 is 42214741.

It is a tau number, because it is divible by the number of its divisors (40).

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, 5979 + ... + 18181.

Almost surely, 2^147412240 is an apocalyptic number.

147412240 is a gapful number since it is divisible by the number (10) 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 147412240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172515744).

147412240 is an abundant number, since it is smaller than the sum of its proper divisors (197619248).

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

147412240 is a wasteful number, since it uses less digits than its factorization.

147412240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12367 (or 12361 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 147412240 is about 12141.3442418869. The cubic root of 147412240 is about 528.2560932461.

Adding to 147412240 its reverse (42214741), we get a palindrome (189626981).

The spelling of 147412240 in words is "one hundred forty-seven million, four hundred twelve thousand, two hundred forty".