1400242630 has 16 divisors (see below), whose sum is σ = 2537131104. Its totient is φ = 556387200.

The previous prime is 1400242603. The next prime is 1400242643. The reversal of 1400242630 is 362420041.

It is a happy number.

It is a congruent 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, 462147 + ... + 465166.

It is an arithmetic number, because the mean of its divisors is an integer number (158570694).

Almost surely, 2^1400242630 is an apocalyptic number.

1400242630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1400242630 is a deficient number, since it is larger than the sum of its proper divisors (1136888474).

1400242630 is a wasteful number, since it uses less digits than its factorization.

1400242630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927471.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1400242630 is about 37419.8160070303. The cubic root of 1400242630 is about 1118.7535639432.

Adding to 1400242630 its reverse (362420041), we get a palindrome (1762662671).

The spelling of 1400242630 in words is "one billion, four hundred million, two hundred forty-two thousand, six hundred thirty".