147749376 has 80 divisors (see below), whose sum is σ = 402947424. Its totient is φ = 48082944.

The previous prime is 147749369. The next prime is 147749383. The reversal of 147749376 is 673947741.

It is an interprime number because it is at equal distance from previous prime (147749369) and next prime (147749383).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64930 + ... + 67166.

Almost surely, 2^147749376 is an apocalyptic number.

147749376 is a gapful number since it is divisible by the number (16) 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 147749376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201473712).

147749376 is an abundant number, since it is smaller than the sum of its proper divisors (255198048).

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

147749376 is an equidigital number, since it uses as much as digits as its factorization.

147749376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301 (or 2285 counting only the distinct ones).

The product of its digits is 889056, while the sum is 48.

The square root of 147749376 is about 12155.2201131859. The cubic root of 147749376 is about 528.6584988846.

The spelling of 147749376 in words is "one hundred forty-seven million, seven hundred forty-nine thousand, three hundred seventy-six".