40719225 has 12 divisors (see below), whose sum is σ = 67322576. Its totient is φ = 21716880.

The previous prime is 40719221. The next prime is 40719229. The reversal of 40719225 is 52291704.

It is an interprime number because it is at equal distance from previous prime (40719221) and next prime (40719229).

It is not a de Polignac number, because 40719225 - 2² = 40719221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40719192 and 40719201.

It is not an unprimeable number, because it can be changed into a prime (40719221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 271387 + ... + 271536.

Almost surely, 2^40719225 is an apocalyptic number.

It is an amenable number.

40719225 is a deficient number, since it is larger than the sum of its proper divisors (26603351).

40719225 is a wasteful number, since it uses less digits than its factorization.

40719225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542936 (or 542931 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 40719225 is about 6381.1617280868. The cubic root of 40719225 is about 344.0327876852.

The spelling of 40719225 in words is "forty million, seven hundred nineteen thousand, two hundred twenty-five".