148897000 has 128 divisors (see below), whose sum is σ = 404352000. Its totient is φ = 50265600.

The previous prime is 148896983. The next prime is 148897039. The reversal of 148897000 is 798841.

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, 622881 + ... + 623119.

It is an arithmetic number, because the mean of its divisors is an integer number (3159000).

Almost surely, 2^148897000 is an apocalyptic number.

148897000 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 148897000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202176000).

148897000 is an abundant number, since it is smaller than the sum of its proper divisors (255455000).

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

148897000 is a wasteful number, since it uses less digits than its factorization.

148897000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 148897000 is about 12202.3358419608. The cubic root of 148897000 is about 530.0237321757.

The spelling of 148897000 in words is "one hundred forty-eight million, eight hundred ninety-seven thousand".