1400429396 has 6 divisors (see below), whose sum is σ = 2450751450. Its totient is φ = 700214696.

The previous prime is 1400429389. The next prime is 1400429473. The reversal of 1400429396 is 6939240041.

It can be written as a sum of positive squares in only one way, i.e., 1385328400 + 15100996 = 37220^2 + 3886^2 .

It is a super-2 number, since 2×1400429396² = 3922404986361849632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175053671 + ... + 175053678.

It is an arithmetic number, because the mean of its divisors is an integer number (408458575).

Almost surely, 2^1400429396 is an apocalyptic number.

It is an amenable number.

1400429396 is a deficient number, since it is larger than the sum of its proper divisors (1050322054).

1400429396 is a wasteful number, since it uses less digits than its factorization.

1400429396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350107353 (or 350107351 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 1400429396 is about 37422.3114732375. The cubic root of 1400429396 is about 1118.8033019516.

The spelling of 1400429396 in words is "one billion, four hundred million, four hundred twenty-nine thousand, three hundred ninety-six".