40346761 has 32 divisors (see below), whose sum is σ = 53319168. Its totient is φ = 29652480.

The previous prime is 40346749. The next prime is 40346783. The reversal of 40346761 is 16764304.

It is not a de Polignac number, because 40346761 - 2¹⁷ = 40215689 is a prime.

It is a super-2 number, since 2×40346761² = 3255722246382242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40346711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77181 + ... + 77701.

It is an arithmetic number, because the mean of its divisors is an integer number (1666224).

Almost surely, 2^40346761 is an apocalyptic number.

It is an amenable number.

40346761 is a deficient number, since it is larger than the sum of its proper divisors (12972407).

40346761 is a wasteful number, since it uses less digits than its factorization.

40346761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 40346761 is about 6351.9100277003. The cubic root of 40346761 is about 342.9806022231.

The spelling of 40346761 in words is "forty million, three hundred forty-six thousand, seven hundred sixty-one".