1400006734 has 48 divisors (see below), whose sum is σ = 2559664800. Its totient is φ = 571534656.

The previous prime is 1400006731. The next prime is 1400006759. The reversal of 1400006734 is 4376000041.

1400006734 is a modest number, since divided by 6734 gives 1400 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1400006699 and 1400006708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400006731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 605172 + ... + 607480.

It is an arithmetic number, because the mean of its divisors is an integer number (53326350).

Almost surely, 2^1400006734 is an apocalyptic number.

1400006734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1400006734 is a deficient number, since it is larger than the sum of its proper divisors (1159658066).

1400006734 is a wasteful number, since it uses less digits than its factorization.

1400006734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2617 (or 2610 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 1400006734 is about 37416.6638544914. The cubic root of 1400006734 is about 1118.6907357098.

Adding to 1400006734 its reverse (4376000041), we get a palindrome (5776006775).

The spelling of 1400006734 in words is "one billion, four hundred million, six thousand, seven hundred thirty-four".