40758498 has 64 divisors (see below), whose sum is σ = 100569600. Its totient is φ = 12131280.

The previous prime is 40758493. The next prime is 40758499. The reversal of 40758498 is 89485704.

It is a super-2 number, since 2×40758498² = 3322510318432008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40758493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34465 + ... + 35627.

It is an arithmetic number, because the mean of its divisors is an integer number (1571400).

Almost surely, 2^40758498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40758498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50284800).

40758498 is an abundant number, since it is smaller than the sum of its proper divisors (59811102).

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

40758498 is a wasteful number, since it uses less digits than its factorization.

40758498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244 (or 1238 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 40758498 is about 6384.2382474341. The cubic root of 40758498 is about 344.1433567364.

The spelling of 40758498 in words is "forty million, seven hundred fifty-eight thousand, four hundred ninety-eight".