1400242629 has 16 divisors (see below), whose sum is σ = 1876188672. Its totient is φ = 928908288.

The previous prime is 1400242603. The next prime is 1400242643. The reversal of 1400242629 is 9262420041.

It is not a de Polignac number, because 1400242629 - 2¹² = 1400238533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1400242596 and 1400242605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400242229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 652332 + ... + 654474.

It is an arithmetic number, because the mean of its divisors is an integer number (117261792).

Almost surely, 2^1400242629 is an apocalyptic number.

It is an amenable number.

1400242629 is a deficient number, since it is larger than the sum of its proper divisors (475946043).

1400242629 is a wasteful number, since it uses less digits than its factorization.

1400242629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3116.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1400242629 is about 37419.8159936684. The cubic root of 1400242629 is about 1118.7535636768.

The spelling of 1400242629 in words is "one billion, four hundred million, two hundred forty-two thousand, six hundred twenty-nine".