147772416 has 88 divisors (see below), whose sum is σ = 429771744. Its totient is φ = 44769280.

The previous prime is 147772411. The next prime is 147772421. The reversal of 147772416 is 614277741.

It is an interprime number because it is at equal distance from previous prime (147772411) and next prime (147772421).

It is a tau number, because it is divible by the number of its divisors (88).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147772411) 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, 31606 + ... + 35978.

Almost surely, 2^147772416 is an apocalyptic number.

147772416 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 147772416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214885872).

147772416 is an abundant number, since it is smaller than the sum of its proper divisors (281999328).

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

147772416 is a wasteful number, since it uses less digits than its factorization.

147772416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4407 (or 4389 counting only the distinct ones).

The product of its digits is 65856, while the sum is 39.

The square root of 147772416 is about 12156.1678172029. The cubic root of 147772416 is about 528.6859770802.

The spelling of 147772416 in words is "one hundred forty-seven million, seven hundred seventy-two thousand, four hundred sixteen".