40077075 has 54 divisors (see below), whose sum is σ = 72062724. Its totient is φ = 19649280.

The previous prime is 40077067. The next prime is 40077083. The reversal of 40077075 is 57077004.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40077067) and next prime (40077083).

It is not a de Polignac number, because 40077075 - 2³ = 40077067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 932004 + ... + 932046.

Almost surely, 2^40077075 is an apocalyptic number.

40077075 is a deficient number, since it is larger than the sum of its proper divisors (31985649).

40077075 is a wasteful number, since it uses less digits than its factorization.

40077075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 6860, while the sum is 30.

The square root of 40077075 is about 6330.6457016642. The cubic root of 40077075 is about 342.2147090601.

The spelling of 40077075 in words is "forty million, seventy-seven thousand, seventy-five".