40657354 has 16 divisors (see below), whose sum is σ = 62424576. Its totient is φ = 19854000.

The previous prime is 40657343. The next prime is 40657411. The reversal of 40657354 is 45375604.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17319 + ... + 19525.

It is an arithmetic number, because the mean of its divisors is an integer number (3901536).

Almost surely, 2^40657354 is an apocalyptic number.

40657354 is a deficient number, since it is larger than the sum of its proper divisors (21767222).

40657354 is a wasteful number, since it uses less digits than its factorization.

40657354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 40657354 is about 6376.3119434356. The cubic root of 40657354 is about 343.8584519950.

The spelling of 40657354 in words is "forty million, six hundred fifty-seven thousand, three hundred fifty-four".