149954998 has 16 divisors (see below), whose sum is σ = 240197760. Its totient is φ = 70056000.

The previous prime is 149954993. The next prime is 149955023. The reversal of 149954998 is 899459941.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149954993) 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, 39903 + ... + 43498.

It is an arithmetic number, because the mean of its divisors is an integer number (15012360).

Almost surely, 2^149954998 is an apocalyptic number.

149954998 is a deficient number, since it is larger than the sum of its proper divisors (90242762).

149954998 is a wasteful number, since it uses less digits than its factorization.

149954998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83463.

The product of its digits is 4199040, while the sum is 58.

The square root of 149954998 is about 12245.6113771424. The cubic root of 149954998 is about 531.2761439867.

The spelling of 149954998 in words is "one hundred forty-nine million, nine hundred fifty-four thousand, nine hundred ninety-eight".