151998546 has 16 divisors (see below), whose sum is σ = 347425344. Its totient is φ = 43428144.

The previous prime is 151998527. The next prime is 151998569. The reversal of 151998546 is 645899151.

It is a super-2 number, since 2×151998546² = 46207115972228232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 151998495 and 151998504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1809465 + ... + 1809548.

It is an arithmetic number, because the mean of its divisors is an integer number (21714084).

Almost surely, 2^151998546 is an apocalyptic number.

151998546 is an abundant number, since it is smaller than the sum of its proper divisors (195426798).

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

151998546 is a wasteful number, since it uses less digits than its factorization.

151998546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3619025.

The product of its digits is 388800, while the sum is 48.

The square root of 151998546 is about 12328.7690383104. The cubic root of 151998546 is about 533.6786280477.

The spelling of 151998546 in words is "one hundred fifty-one million, nine hundred ninety-eight thousand, five hundred forty-six".