148999396 has 36 divisors (see below), whose sum is σ = 326658108. Its totient is φ = 58943808.

The previous prime is 148999391. The next prime is 148999471. The reversal of 148999396 is 693999841.

It can be written as a sum of positive squares in 2 ways, for example, as 65934400 + 83064996 = 8120^2 + 9114^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 148999396.

It is not an unprimeable number, because it can be changed into a prime (148999391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26691 + ... + 31786.

Almost surely, 2^148999396 is an apocalyptic number.

It is an amenable number.

148999396 is an abundant number, since it is smaller than the sum of its proper divisors (177658712).

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

148999396 is a wasteful number, since it uses less digits than its factorization.

148999396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58508 (or 58499 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 58.

The square root of 148999396 is about 12206.5308749046. The cubic root of 148999396 is about 530.1452028878.

The spelling of 148999396 in words is "one hundred forty-eight million, nine hundred ninety-nine thousand, three hundred ninety-six".