40448254 has 16 divisors (see below), whose sum is σ = 75643776. Its totient is φ = 15759000.

The previous prime is 40448227. The next prime is 40448257. The reversal of 40448254 is 45284404.

It is a super-2 number, since 2×40448254² = 3272122503297032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40448257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131172 + ... + 131479.

It is an arithmetic number, because the mean of its divisors is an integer number (4727736).

Almost surely, 2^40448254 is an apocalyptic number.

40448254 is a deficient number, since it is larger than the sum of its proper divisors (35195522).

40448254 is a wasteful number, since it uses less digits than its factorization.

40448254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262671.

The product of its (nonzero) digits is 20480, while the sum is 31.

The square root of 40448254 is about 6359.8941815096. The cubic root of 40448254 is about 343.2679526953.

The spelling of 40448254 in words is "forty million, four hundred forty-eight thousand, two hundred fifty-four".