1400450734 has 4 divisors (see below), whose sum is σ = 2100676104. Its totient is φ = 700225366.

The previous prime is 1400450719. The next prime is 1400450767. The reversal of 1400450734 is 4370540041.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1400450734² = 3922524516722277512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350112682 + ... + 350112685.

It is an arithmetic number, because the mean of its divisors is an integer number (525169026).

Almost surely, 2^1400450734 is an apocalyptic number.

1400450734 is a deficient number, since it is larger than the sum of its proper divisors (700225370).

1400450734 is an equidigital number, since it uses as much as digits as its factorization.

1400450734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700225369.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 1400450734 is about 37422.5965694525. The cubic root of 1400450734 is about 1118.8089842334.

Adding to 1400450734 its reverse (4370540041), we get a palindrome (5770990775).

The spelling of 1400450734 in words is "one billion, four hundred million, four hundred fifty thousand, seven hundred thirty-four".