40375497 has 16 divisors (see below), whose sum is σ = 54857088. Its totient is φ = 26409600.

The previous prime is 40375429. The next prime is 40375523. The reversal of 40375497 is 79457304.

It is not a de Polignac number, because 40375497 - 2¹¹ = 40373449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40375417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57247 + ... + 57947.

It is an arithmetic number, because the mean of its divisors is an integer number (3428568).

Almost surely, 2^40375497 is an apocalyptic number.

It is an amenable number.

40375497 is a deficient number, since it is larger than the sum of its proper divisors (14481591).

40375497 is a wasteful number, since it uses less digits than its factorization.

40375497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 40375497 is about 6354.1716218560. The cubic root of 40375497 is about 343.0620094322.

The spelling of 40375497 in words is "forty million, three hundred seventy-five thousand, four hundred ninety-seven".