354007040 has 96 divisors (see below), whose sum is σ = 858574080. Its totient is φ = 140083200.

The previous prime is 354007019. The next prime is 354007057. The reversal of 354007040 is 40700453.

It is a junction number, because it is equal to n+sod(n) for n = 354006997 and 354007015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1853345 + ... + 1853535.

It is an arithmetic number, because the mean of its divisors is an integer number (8943480).

Almost surely, 2^354007040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354007040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429287040).

354007040 is an abundant number, since it is smaller than the sum of its proper divisors (504567040).

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

354007040 is a wasteful number, since it uses less digits than its factorization.

354007040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 354007040 is about 18815.0748071859. The cubic root of 354007040 is about 707.4090848645.

Adding to 354007040 its reverse (40700453), we get a palindrome (394707493).

The spelling of 354007040 in words is "three hundred fifty-four million, seven thousand, forty".