42496500 has 96 divisors (see below), whose sum is σ = 126951552. Its totient is φ = 11040000.

The previous prime is 42496469. The next prime is 42496511. The reversal of 42496500 is 569424.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61155 + ... + 61845.

It is an arithmetic number, because the mean of its divisors is an integer number (1322412).

Almost surely, 2^42496500 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 42496500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63475776).

42496500 is an abundant number, since it is smaller than the sum of its proper divisors (84455052).

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

42496500 is a wasteful number, since it uses less digits than its factorization.

42496500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754 (or 742 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 42496500 is about 6518.9339619297. The cubic root of 42496500 is about 348.9670223326.

The spelling of 42496500 in words is "forty-two million, four hundred ninety-six thousand, five hundred".