40755450 has 24 divisors (see below), whose sum is σ = 101073888. Its totient is φ = 10868080.

The previous prime is 40755433. The next prime is 40755461. The reversal of 40755450 is 5455704.

It is a super-2 number, since 2×40755450² = 3322013409405000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135702 + ... + 136001.

It is an arithmetic number, because the mean of its divisors is an integer number (4211412).

Almost surely, 2^40755450 is an apocalyptic number.

40755450 is an abundant number, since it is smaller than the sum of its proper divisors (60318438).

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

40755450 is a wasteful number, since it uses less digits than its factorization.

40755450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271718 (or 271713 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 40755450 is about 6383.9995300752. Note that the first 3 decimals coincide. The cubic root of 40755450 is about 344.1347779520.

The spelling of 40755450 in words is "forty million, seven hundred fifty-five thousand, four hundred fifty".