154671552 has 224 divisors, whose sum is σ = 547827200. Its totient is φ = 41803776.

The previous prime is 154671541. The next prime is 154671607. The reversal of 154671552 is 255176451.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229488 + ... + 230160.

Almost surely, 2^154671552 is an apocalyptic number.

154671552 is a gapful number since it is divisible by the number (12) 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 154671552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273913600).

154671552 is an abundant number, since it is smaller than the sum of its proper divisors (393155648).

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

154671552 is a wasteful number, since it uses less digits than its factorization.

154671552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 704 counting only the distinct ones).

The product of its digits is 42000, while the sum is 36.

The square root of 154671552 is about 12436.7018135839. The cubic root of 154671552 is about 536.7888436688.

The spelling of 154671552 in words is "one hundred fifty-four million, six hundred seventy-one thousand, five hundred fifty-two".