354139500 has 288 divisors, whose sum is σ = 1227792384. Its totient is φ = 78624000.

The previous prime is 354139463. The next prime is 354139517. The reversal of 354139500 is 5931453.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2788437 + ... + 2788563.

It is an arithmetic number, because the mean of its divisors is an integer number (4263168).

Almost surely, 2^354139500 is an apocalyptic number.

354139500 is a gapful number since it is divisible by the number (30) 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 354139500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613896192).

354139500 is an abundant number, since it is smaller than the sum of its proper divisors (873652884).

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

354139500 is a wasteful number, since it uses less digits than its factorization.

354139500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 354139500 is about 18818.5945277537. The cubic root of 354139500 is about 707.4973050712.

The spelling of 354139500 in words is "three hundred fifty-four million, one hundred thirty-nine thousand, five hundred".