147400452 has 48 divisors (see below), whose sum is σ = 392488320. Its totient is φ = 47804256.

The previous prime is 147400441. The next prime is 147400459. The reversal of 147400452 is 254004741.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (147400459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14448 + ... + 22439.

It is an arithmetic number, because the mean of its divisors is an integer number (8176840).

Almost surely, 2^147400452 is an apocalyptic number.

147400452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

147400452 is an abundant number, since it is smaller than the sum of its proper divisors (245087868).

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

147400452 is a wasteful number, since it uses less digits than its factorization.

147400452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36937 (or 36929 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 147400452 is about 12140.8587834634. The cubic root of 147400452 is about 528.2420119893.

The spelling of 147400452 in words is "one hundred forty-seven million, four hundred thousand, four hundred fifty-two".