40267953 has 36 divisors (see below), whose sum is σ = 64733760. Its totient is φ = 24100560.

The previous prime is 40267949. The next prime is 40267987. The reversal of 40267953 is 35976204.

It is not a de Polignac number, because 40267953 - 2² = 40267949 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40267553) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 111988 + ... + 112346.

It is an arithmetic number, because the mean of its divisors is an integer number (1798160).

Almost surely, 2^40267953 is an apocalyptic number.

It is an amenable number.

40267953 is a deficient number, since it is larger than the sum of its proper divisors (24465807).

40267953 is a wasteful number, since it uses less digits than its factorization.

40267953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 476 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 40267953 is about 6345.7035070983. The cubic root of 40267953 is about 342.7571457635.

The spelling of 40267953 in words is "forty million, two hundred sixty-seven thousand, nine hundred fifty-three".