40262130 has 32 divisors (see below), whose sum is σ = 107366400. Its totient is φ = 10736496.

The previous prime is 40262119. The next prime is 40262143. The reversal of 40262130 is 3126204.

It is a happy number.

40262130 is a `hidden beast` number, since 40 + 2 + 621 + 3 + 0 = 666.

It is a super-2 number, since 2×40262130² = 3242078224273800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74290 + ... + 74829.

It is an arithmetic number, because the mean of its divisors is an integer number (3355200).

Almost surely, 2^40262130 is an apocalyptic number.

40262130 is an abundant number, since it is smaller than the sum of its proper divisors (67104270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40262130 is a wasteful number, since it uses less digits than its factorization.

40262130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149135 (or 149129 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 40262130 is about 6345.2446761335. The cubic root of 40262130 is about 342.7406233519.

Adding to 40262130 its reverse (3126204), we get a palindrome (43388334).

The spelling of 40262130 in words is "forty million, two hundred sixty-two thousand, one hundred thirty".